Judge Profile

John D. Hamann

47 IP cases indexed. Covers patent matters.

Cases Presided Over

47 cases indexed | Page 2 of 2

patent denied · Aug 30, 2024

Western Digital Technologies, Inc. et al. v.Godo Kaisha IP Bridge 1

· IPR2024-01384

Western Digital Technologies' IPR challenge against Godo Kaisha IP Bridge 1 regarding Magnetic Tunnel Junctions (MTJ) was denied by the PTAB. The Board found that the Petitioner failed to demonstrate a sufficient motivation to combine prior art references, specifically rejecting arguments based on barrier height optimization.

patent instituted · Jul 29, 2024

Early Warning Services, LLC v.Intellectual Ventures II LLC

· IPR2024-01221

The PTAB institution decision found sufficient evidence for Early Warning Services, LLC to challenge numerous claims of Intellectual Ventures II LLC based on anticipation and obviousness. The Board adopted the Petitioner’s plain and ordinary meaning for key terms like 'embedded,' rejecting restrictive interpretations by the Patent Owner.

patent final · Jul 29, 2024

Early Warning Services, LLC v.Intellectual Ventures II LLC

· IPR2024-01221

The PTAB denied the petitioner's motion to exclude evidence and ultimately found that the challenged claims were not unpatentable over the cited prior art combinations. The Board adopted a narrow claim construction for 'image capture device,' defining it as an imaging-based barcode reader, rejecting the petitioner’s broader interpretation including laser scanners.

patent terminated or settled · Jul 6, 2024

Texas Instruments Incorporated v.Bell Semiconductor, LLC

· IPR2024-01010

NXP USA and Bell Semiconductor jointly moved to terminate IPR2024-00168 after reaching a settlement, and the Board granted the termination while keeping the settlement documents confidential.

patent terminated or settled · Jun 21, 2024

NPX USA, Inc. et al. v.Bell Northern Research, LLC

· IPR2024-01044

NXP USA and Bell Northern Research entered a settlement and jointly moved to terminate IPR2024-01044 covering patent RE48,629. The Board granted the termination and ordered the settlement documents to be kept confidential.

patent instituted · Jun 21, 2024

Luxottica of America Inc., et al. v.E-Vision Optics, LLC

· IPR2024-01072

Luxottica of America Inc. successfully petitioned the PTAB against E-Vision Optics, LLC regarding wearable electronics claims in IPR2024-01072. The Board found a reasonable likelihood of unpatentability based on Jannard for several key claims. This decision moves the case toward trial and confirms the validity of Luxottica's challenge.

patent instituted · Jun 21, 2024

NPX USA, Inc. et al. v.Bell Northern Research, LLC

· IPR2024-01044

NPX USA successfully petitioned to have Bell Northern Research's wireless communication patents instituted for obviousness under § 103. The Board found that the combination of prior art references, including Jones and 802.11a, renders multiple claims unpatentable. This institution decision sets a strong precedent regarding OFDM technology in wireless communications.

patent final · Jun 21, 2024

Luxottica of America Inc., et al. v.E-Vision Optics, LLC

· IPR2024-01072

The PTAB found all 26 challenged claims unpatentable based on obviousness (35 U.S.C. § 103). The Petitioner successfully demonstrated that the claimed features of smart eyewear were taught by combinations of prior art references, including Jannard, Rosenblatt, Chen, and Nielsen. This final decision significantly weakens the patent's validity in the wearable technology space.

patent final · Jun 21, 2024

Luxottica of America Inc. et al. v.E-Vision Optics, LLC

· IPR2024-01070

The PTAB found that the Petitioner successfully demonstrated unpatentability for a majority of challenged claims (Claims 1–9 and 12–19) based on anticipation and obviousness. The Board relied heavily on prior art references, notably Brunton, to establish these findings in the field of smart eyeglasses electronics integration.

patent Final Written Decision · Jun 21, 2024

Luxottica of America Inc. et al. v.E-Vision Optics, LLC

· IPR2024-01069

The PTAB issued a Final Written Decision finding all 21 challenged claims of the electronic eyewear system unpatentable based on obviousness (35 U.S.C. § 103). The Petitioner successfully demonstrated that combining prior art references, such as Howell-719 and Sikonowiz, rendered the claimed invention obvious across various claim sets.

patent instituted · May 11, 2024

Abbott Laboratories et al. v.MIRACOR MEDICAL SA

· IPR2025-00096

Abbott Laboratories challenged MIRACOR MEDICAL SA's cardiac assist pump patents based on obviousness (35 U.S.C. § 103). The Board adopted the Patent Owner’s broader claim constructions for key terms like 'magneto coupling,' leading to the institution of the IPR.

patent denied · Mar 29, 2024

Motorola Mobility LLC v.Largan Precision Co., Ltd.

· IPR2024-00688

Motorola Mobility LLC's IPR challenge against Largan Precision Co., Ltd.'s optical component patent was denied by the PTAB. The Board found that Petitioner failed to demonstrate a reasonable likelihood of success in overcoming obviousness under 35 U.S.C. § 103.

patent terminated or settled · Mar 20, 2024

DELL INC. et al. v.AX Wireless, LLC et al.

· IPR2024-00708

Dell and AX Wireless settled their inter partes review dispute over U.S. Patent 11,212,146. The Board granted the parties' joint motions to terminate the IPRs and treated the settlement agreement as confidential.

patent terminated or settled · Mar 14, 2024

DELL INC. et al. v.AX Wireless, LLC et al.

· IPR2024-00686

Dell and AX Wireless settled their dispute, leading to the termination of eight inter partes review proceedings covering patents on wireless networking. The Board granted the parties' joint motions to terminate and treated the settlement agreements as confidential.

patent Final Written Decision · Feb 27, 2024

Microchip Technology, Inc. v.Aptiv Technologies AG et al.

· IPR2024-00495

The PTAB issued a Final Written Decision finding claims 13 and 14 unpatentable over prior art references Chang and Chang II based on obviousness (35 U.S.C. § 103). The Board adopted the Patent Owner's definition of POSITA and corrected a scrivener's error in claim 13, replacing 'hub' with 'host'.

patent instituted · Feb 8, 2024

Lenovo (United States) Inc. et al. v.Intellectual Ventures II

· IPR2024-00124

Lenovo challenged Intellectual Ventures II's patent (7325140) in an IPR, arguing the claims are obvious over prior art related to remote device management. The Board found that Lenovo showed a reasonable likelihood of prevailing on several grounds, particularly citing Neufeld and IPMI as teaching key limitations. This institution decision moves the case toward trial, focusing on complex technical combinations of access control protocols.

patent Final Written Decision · Feb 8, 2024

Lenovo (United States) Inc. et al. v.Intellectual Ventures II

· IPR2024-00109

The Board found that claims 1–3, 6–9, 12, and 14–17 are unpatentable over Neufeld grounds. Specifically, the Board determined that prior art reference Neufeld taught multiple limitations of the claimed apparatus, including distinct bus controllers and encrypted communication handling. The combination of IPMI/Huckins was rejected as lacking motivation to combine or relying on hindsight.

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