Judge Profile

Kristen L. Droesch

52 IP cases indexed. Covers patent matters.

Cases Presided Over

52 cases indexed | Page 1 of 2

patent instituted · Sep 6, 2025

Samsung Electronics Co., Ltd. et al. v.Wilus Institute of Standards and Technology Inc.

· IPR2025-01111

Samsung Electronics successfully petitioned for IPR against Wilus Institute's patent, 10911186, covering multi-user uplink transmission. The PTAB found reasonable likelihood of obviousness over prior art references Kim, Chu, and Choi across all 18 challenged claims. This institution decision sets the stage for a full trial on technical merit.

patent terminated or settled · Jun 2, 2025

Apple Inc. v.ImberaTek, LLC

· IPR2025-00584

Apple and ImberaTek settled all disputes in a series of inter partes reviews covering U.S. Patent No. 11,716,816, leading the PTAB to terminate the proceedings before institution. The settlement agreement was designated confidential business information.

patent instituted · May 29, 2025

Samsung Electronics Co., Ltd. et al. v.Wilus Institute of Standards and Technology Inc.

· IPR2025-01043

Samsung successfully secured the institution of IPR against Wilus regarding a wireless communication patent, challenging claims 1-10 based on obviousness. The Board found sufficient evidence that Samsung could prevail.

patent instituted · May 20, 2025

Samsung Electronics Co., Ltd. et al. v.Wilus Institute of Standards and Technology Inc.

· IPR2025-00988

Samsung Electronics Co., Ltd. successfully petitioned for institution in an IPR against Wilus Institute of Standards, challenging 14 claims related to LTE/5G signal processing. The Board found a reasonable likelihood that key claims are unpatentable based on prior art references like Josiam and Kim.

patent denied · May 20, 2025

Samsung Electronics Co., Ltd. et al. v.Wilus Institute of Standards and Technology Inc.

· IPR2025-00988

The PTAB denied institution for Samsung's IPR against Wilus, citing the petitioner's failure to justify inconsistent claim construction arguments made in district court and before the Board.

patent instituted · May 13, 2025

Samsung Electronics Co., Ltd. et al. v.Wilus Institute of Standards and Technology Inc.

· IPR2025-00933

Samsung Electronics challenged 12 claims of Wilus Institute's wireless communication patent (11470595) based on obviousness. The PTAB issued an institution decision, finding reasonable likelihood that Samsung will prevail regarding unpatentability.

patent denied · May 13, 2025

Samsung Electronics Co., Ltd. et al. v.Wilus Institute of Standards and Technology Inc.

· IPR2025-00933

The PTAB denied Samsung's IPR against Wilus Institute, citing the petitioner's failure to justify inconsistent claim construction arguments made in district court versus before the Board.

patent terminated or settled · May 2, 2025

Apple Inc. v.ImberaTek, LLC

· IPR2025-00576

Apple and ImberaTek settled their inter partes review disputes before the PTAB could institute a trial. The Board granted the joint motions, treated the settlement as confidential, and terminated the proceedings.

patent instituted · Apr 30, 2025

Samsung Electronics Co., Ltd. et al. v.Wilus Institute of Standards and Technology Inc.

· IPR2025-00935

Samsung successfully secured the institution of IPR against Wilus Institute's patent 11,129,163 by demonstrating a reasonable likelihood of prevailing based on prior art (Lee). The trial will proceed on all 16 challenged claims.

patent instituted · Mar 1, 2025

Tesla, Inc. v.Intellectual Ventures II LLC

· IPR2025-00342

The PTAB granted institution of IPR for Tesla against Intellectual Ventures II over a vehicle guidance patent. The Board rejected the Patent Owner's narrow claim constructions, finding that the Petitioner had shown a reasonable likelihood of prevailing on obviousness grounds.

patent instituted · Jan 17, 2025

Tesla, Inc. v.Intellectual Ventures II LLC

· IPR2025-00340

Tesla challenged the validity of a target recognition patent (6894639) before the PTAB. The Board granted institution, finding that the Petitioner showed a reasonable likelihood of prevailing in challenging at least one claim under § 103 over Barnard. This decision moves the case forward for substantive review on obviousness grounds.

patent instituted · Dec 30, 2024

Tesla, Inc. v.Intellectual Ventures II

· IPR2025-00339

Tesla, Inc. successfully secured institution at the PTAB against Intellectual Ventures II LLC regarding its digital imaging patents (7916180). The Board found a reasonable likelihood of prevailing on all 16 challenged claims based on obviousness grounds (35 U.S.C. § 103).

patent instituted · Nov 25, 2024

Tesla, Inc. v.Intellectual Ventures II

· IPR2025-00221

Tesla challenged Intellectual Ventures II's wireless communication patents under obviousness (103). The PTAB decided to institute the IPR on all eight claims after finding a reasonable likelihood of success.

patent instituted · Nov 25, 2024

Tesla, Inc. v.Intellectual Ventures II

· IPR2025-00220

Tesla successfully petitioned to challenge Intellectual Ventures II's '670 Patent under Section 103, leading the PTAB to grant institution. The Board found reasonable likelihood of unpatentability based on prior art references Wallen and Berggren regarding LTE/MTC communication systems.

patent terminated or settled · Nov 15, 2024

Ericsson Inc. et al. v.Pegasus Wireless Innovation LLC

· IPR2025-00083

Ericsson, KT and Pegasus entered a settlement that led the PTAB to terminate the inter partes review as to Ericsson. The Board treated the settlement as confidential and left the proceeding open for the remaining petitioners.

patent instituted · Nov 15, 2024

Ericsson Inc. et al. v.Pegasus Wireless Innovation LLC

· IPR2025-00083

The PTAB instituted an IPR challenging Pegasus Wireless Innovation LLC's patent (No. 10638463) for obviousness over prior art including Takeda, Yan, and 3GPP R1-1711853. The petitioner group, comprising major wireless carriers and tech companies, successfully argued that the claimed method is unpatentable in 5G NR resource allocation.

patent denied · Nov 15, 2024

Ericsson Inc. et al. v.Pegasus Wireless Innovation LLC

· IPR2025-00084

The PTAB denied institution for an IPR concerning Pegasus Wireless Innovation LLC's patent, citing the proximity and significant investment in related district court proceedings. This decision emphasizes efficiency considerations under Fintiv factors when parallel litigation is active.

patent denied · Oct 21, 2024

Nokia of America Corporation et al. v.Pegasus Wireless Innovation LLC

· IPR2025-00036

The PTAB denied institution of the IPR because the efficiency of ongoing parallel district court litigation outweighed the merits of the patent claims. The denial was based on the discretionary Fintiv factors, despite strong arguments from the petitioner regarding the lack of prior consideration for the grounds.

patent terminated or settled · Oct 18, 2024

Motorola Mobility LLC et al. v.Multifold International Incorporated Pte. Ltd.

· IPR2025-00041

Google and Motorola settled their IPR against Multifold’s patent 9,058,153, leading the PTAB to terminate the proceeding and keep the settlement terms confidential.

patent instituted · Oct 18, 2024

Motorola Mobility LLC et al. v.Multifold International Incorporated Pte. Ltd.

· IPR2025-00040

Motorola and Google successfully petitioned to institute IPR against Multifold International for patent 9134756, focusing on dual-screen UI technology. The Board found a reasonable likelihood of unpatentability under both anticipation (Yook/Purcell) and obviousness grounds.

patent denied · Oct 18, 2024

Nokia of America Corp. et al. v.Pegasus Wireless Innovation LLC

· IPR2025-00037

The PTAB denied institution of an IPR challenging Nokia's wireless connection patents against Pegasus Wireless. The denial was based on the Fintiv factors, citing significant investment and proximity to a parallel district court trial date.

patent terminated or settled · Oct 17, 2024

Motorola Mobility LLC et al. v.Multifold International Incorporated Pte. Ltd.

· IPR2025-00039

Motorola Mobility and Google settled with Multifold International over U.S. Patent 9,146,589, leading to a joint motion to terminate the IPR. The Board granted the termination and kept the settlement confidential.

patent instituted · Oct 17, 2024

Google LLC et al. v.Multifold International Incorporated Pte. Ltd.

· IPR2025-00061

Google and Motorola Mobility successfully had their patentability challenge instituted against Multifold International's '007 patent. The Board found a reasonable likelihood of prevailing on Claim 1 based on prior art references Purcell and Nicholas, advancing the dispute to trial.

patent instituted · Oct 17, 2024

Google LLC et al. v.Multifold International Incorporated Pte. Ltd.

· IPR2025-00059

Google LLC successfully petitioned to challenge Multifold International's patent 9141135 on grounds of obviousness (103). The PTAB institution decision adopted a broader claim construction for 'displays information selectively across the annunciator window,' allowing the case to proceed to trial.

patent instituted · Oct 17, 2024

Motorola Mobility LLC et al. v.Multifold International Incorporated Pte. Ltd.

· IPR2025-00038

Motorola and Google successfully secured institution in this IPR against Multifold International regarding dual screen image capture technology. The Board found a reasonable likelihood of unpatentability under 35 U.S.C. §§ 102 and 103, despite the Patent Owner's arguments for narrow claim construction.

patent Final Written Decision · Oct 17, 2024

Google LLC et al. v.Multifold International Incorporated Pte. Ltd.

· IPR2025-00059

The PTAB issued a Final Written Decision finding all 12 claims of U.S. Patent No. 9,141,135 B2 unpatentable by a preponderance of the evidence. The Board relied heavily on obviousness (35 U.S.C. § 103) based on combinations of prior art references Yook, Bauer, and Lee. This decision significantly weakens the patent's validity in the context of multi-screen user interfaces.

patent denied · Sep 17, 2024

Intel Corporation et al. v.InterDigital, Inc.

· IPR2024-01441

Intel Corporation's IPR challenge against InterDigital, Inc.'s patent was denied by the PTAB. The Board found that Petitioner failed to demonstrate a material error under the Advanced Bionics framework and that arguments were previously presented during prosecution.

patent instituted · Jun 21, 2024

Google LLC v.138 East LCD Advancements Limited et al.

· IPR2024-00957

Google LLC successfully navigated the institution phase in this IPR, securing institution on several claims related to color balance correction. The Board found a reasonable likelihood of prevailing for Claim 1 based on combinations of prior art references (Yano and Schröder).

patent denied · Jun 21, 2024

Google LLC v.138 East LCD Advancements Limited et al.

· IPR2024-00955

Google LLC's IPR petition against a patent covering image processing methods was denied by the PTAB. The Board found that Google failed to demonstrate a reasonable likelihood of prevailing on unpatentability grounds, specifically regarding obviousness over prior art references like Luo-250.

patent instituted · Jun 20, 2024

Google LLC v.138 East LCD Advancements Limited et al.

· IPR2024-00959

Google LLC successfully navigated the institution phase of an IPR against 138 East LCD Advancements Limited et al., leading to a finding of reasonable likelihood of prevailing on at least one challenged claim. The Board found that petitioner's combination of prior art references Kuwata and Fisher, along with Ohga, supported grounds for both anticipation (102) and obviousness (103).

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