Tatsuya Koyama
Mayer Brown LLPGeneral
Experience6 yrs
Elite Ratings
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Practice Areas
Software, Security (5 cases)
Communications (5 cases)
Comp. Arch. and Software (2 cases)
Semicond., Optic (1 case)
Ratings
Experience
Grade
Trend
DCT
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PTAB
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CAFC
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Cases
Case # | Court | Caption | Filed | Represent |
|---|---|---|---|---|
| 5:25-CV-00097 | Maxell Ltd v. Samsung Electronics Co Ltd | 07/09/25 | Patent Owner | |
| 5:25-CV-00067 | Maxell Ltd v. TCL Electronics Holdings Ltd | 05/30/25 | Patent Owner | |
| 5:25-CV-00034 | Maxell Ltd v. Samsung Electronics Co Ltd | 03/21/25 | Patent Owner | |
| 2:24-CV-00722 | NEC Corp v. Yi Tech Inc | 09/03/24 | Patent Owner : NEC Corp | |
| 2:24-CV-00720 | NEC Corp v. Anker Innovations Technology Co Ltd | 09/03/24 | Patent Owner : NEC Corp | |
| 5:23-CV-00108 | Maxell, Ltd. v. TCL Electronics Holdings LTD., (F/K/A TCL Multimedia Technology HOLDINGS, LTD.) | 10/12/23 | Patent Owner | |
| 5:23-CV-00092 | Maxell Ltd v. Samsung Electronics Co Ltd | 09/07/23 | Patent Owner | |
| 5:19-CV-00156 | Maxell Ltd v. Hisense Co Ltd | 11/22/19 | Patent Owner |