Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6313950 | Image display apparatus | Kazuhito Hayakawa, Takayoshi Togino | 2001-11-06 |
| 6246527 | Image display apparatus | Kazuhito Hayakawa, Takayoshi Togino | 2001-06-12 |
| 6166858 | Image-forming optical system using prism elements | Takayoshi Togino | 2000-12-26 |
| 6134051 | Optical system for image observation | Kazuhito Hayakawa, Takayoshi Togino | 2000-10-17 |
| 6124989 | Image-forming optical system | Takayoshi Togino | 2000-09-26 |