Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5949047 | Dust-proof portable IC card reader | Yuhei Abe | 1999-09-07 |
| 5686714 | Dust-proof portable IC card reader | Yuhei Abe | 1997-11-11 |
| 5654757 | Focusing apparatus for video camera or the like | Toshio Murakami, Hiroshi Sakurai | 1997-08-05 |
| 5486860 | Video camera with autofocus function and method of controlling the same | Junji Shiokawa, Hiroshi Chiba, Toshio Murakami, Yoshihiro Todaka, Ichiro Ohsaka | 1996-01-23 |
| 5408332 | Focusing apparatus for video camera or the like | Toshio Murakami, Hiroshi Sakurai | 1995-04-18 |
| 5003400 | Focusing apparatus of video camera or the like | Toshio Murakami | 1991-03-26 |
| 4868666 | Automatic focusing apparatus having an automatic offset voltage regulating device | Toshio Murakami | 1989-09-19 |
| 4842387 | Automatic focusing apparatus for use in video camera and the like | Toshio Murakami, Hiroshi Sakurai, Takesuke Maruyama, Yoshihiro Todaka | 1989-06-27 |
| 4782356 | Automatic focusing apparatus | Kenji Sano, Hironobu Satoh, Takesuke Maruyama, Takanori Hisada | 1988-11-01 |
| 4740676 | Range finding automatic focusing system employing a rotatable transparent plate and a half-split light receiving element | Hironobu Satoh, Takesuke Maruyama, Kenji Sano, Takanori Hisada | 1988-04-26 |
| 4557567 | Lens system with plastic lenses compensating for temperature changes | Takesuke Maruyama, Takanori Hisada | 1985-12-10 |