Magnetic memory — US PTAB Patent Cases
4 decisions indexed
Page 1 of 1 · 4 total
Western Digital Technologies, Inc. et al. v.Godo Kaisha IP Bridge 1
Western Digital has filed an IPR petition challenging all 20 claims of the ’909 MRAM patent owned by Godo Kaisha IP Bridge. The petition argues the claims are obvious over prior‑art MTJ publications, and disputes any discretionary denial.
Western Digital Technologies, Inc. et al. v.Godo Kaisha IP Bridge 1
Western Digital has filed an IPR petition challenging all eight claims of U.S. Patent No. 7,884,403 covering MRAM technology. The petitioner argues the claims are obvious over prior‑art references Bowen, Nagahama, Soukup and Sunai, and seeks institution of the trial.
Western Digital Technologies, Inc. et al. v.Godo Kaisha IP Bridge 1
Western Digital has filed an IPR petition seeking cancellation of all six claims of U.S. Patent No. 9,608,198, asserting that the MRAM‑related claims are obvious over prior‑art references such as Bowen, Nagahama, Sunai and Soukup. The petition also argues that discretionary denial is unwarranted given the ongoing district‑court litigation.
Western Digital Technologies, Inc. et al. v.Godo Kaisha IP Bridge 1
Western Digital has filed an IPR petition seeking cancellation of all eight claims of U.S. Patent No. 11,737,372, which covers MRAM technology. The petition argues that the claims are obvious over prior art such as Bowen, Nagahama, Soukup and Sunai, and challenges the examiner’s earlier rejections.
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