Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8313426 | Endoscope system | Koki Morishita | 2012-11-20 |
| 7774048 | Fluorescent endoscope device | Akira Hasegawa | 2010-08-10 |
| 6181475 | Optical system and image display apparatus | Takayoshi Togino | 2001-01-30 |
| 6128136 | Optical system and image display apparatus | Takayoshi Togino | 2000-10-03 |
| 5909317 | Distortion corrected image display apparatus | Takayoshi Togino, Junko Takahashi | 1999-06-01 |
| 5777794 | Image display apparatus | — | 1998-07-07 |
| 5768025 | Optical system and image display apparatus | Takayoshi Togino | 1998-06-16 |
| 5726807 | Small light weight head-mounted or face-mounted image display apparatus | Koichi Takahashi, Takayoshi Togino | 1998-03-10 |