Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12265225 | Light guide member and display device | Naoki Nakamura, Masahiro Itoh, Shigenobu Hirano, Yoshifumi Sudoh, Shun OKAZAKI +6 more | 2025-04-01 |
| 12181673 | Propagation optical system and virtual image display device | Yoshifumi Sudoh, Naoki Nakamura, Masahiro Itoh, Shun OKAZAKI, Shigenobu Hirano +7 more | 2024-12-31 |
| 12099207 | Virtual image display device | Naoki Nakamura, Shiori OHSUGI, Shigenobu Hirano, Yasuo Katano, Kenji Kameyama +6 more | 2024-09-24 |
| 11656461 | Head-mounted display device with adjuster | Aino Hasegawa, Shigenobu Hirano, Yasuo Katano, Kenji Kameyama, Norikazu IGARASHI +4 more | 2023-05-23 |
| 9459567 | Fixing device and image forming apparatus | Koji Masuda, Hidemasa Suzuki | 2016-10-04 |
| 9442438 | Image forming apparatus and image forming method | Koji Masuda, Hidemasa Suzuki | 2016-09-13 |
| 9431445 | Reflective optical sensor, image forming apparatus, and surface information detecting method | Kazuya Miyagaki, Koji Masuda, Hidemasa Suzuki | 2016-08-30 |
| 9329134 | Reflection type optical sensor and image generation apparatus | Hidemasa Suzuki, Koji Masuda | 2016-05-03 |
| 9316963 | Image forming apparatus | Koji Masuda, Hidemasa Suzuki | 2016-04-19 |
| 9207590 | Fixing apparatus and image-forming apparatus | Koji Masuda, Hidemasa Suzuki | 2015-12-08 |
| 9128441 | Image forming apparatus and image forming method | Koji Masuda, Hidemasa Suzuki | 2015-09-08 |
| 9116130 | Reflection type optical sensor and image generation apparatus | Hidemasa Suzuki, Koji Masuda | 2015-08-25 |
| 9052668 | Image forming apparatus, sensing method, and recording medium | Koji Masuda, Hidemasa Suzuki | 2015-06-09 |