Nobuhiko YOKOO

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Shiojiri-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Head-mounted display apparatus
- Patent number 12,085,725
- Issue date Sep 10, 2024
- Seiko Epson Corporation
- Takehiro Ono
- G02 - OPTICS
Information Patent Grant
Optical module and virtual image display device
- Patent number 12,002,188
- Issue date Jun 4, 2024
- Seiko Epson Corporation
- Masayuki Takagi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical module and virtual image display device
- Patent number 11,657,482
- Issue date May 23, 2023
- Seiko Epson Corporation
- Masayuki Takagi
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
HEAD-MOUNTED DISPLAY APPARATUS
- Publication number 20240061261
- Publication date Feb 22, 2024
- SEIKO EPSON CORPORATION
- Takehiro ONO
- G02 - OPTICS
Information Patent Application
OPTICAL MODULE AND VIRTUAL IMAGE DISPLAY DEVICE
- Publication number 20230260093
- Publication date Aug 17, 2023
- SEIKO EPSON CORPORATION
- Masayuki TAKAGI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL MODULE AND VIRTUAL IMAGE DISPLAY DEVICE
- Publication number 20220138916
- Publication date May 5, 2022
- SEIKO EPSON CORPORATION
- Masayuki TAKAGI
- G06 - COMPUTING CALCULATING COUNTING