Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9921455 | Diaphragm device for video camera lens and method for controlling diaphragm device | Koshi Kuwakino, Kouichi Nagata, Shinichi Yamamoto, Hiroshi Nakamura | 2018-03-20 |
| 7980708 | Document presentation device including a movable part | Hirokazu Ishikawa, Junichi Yokoyama, Takashi Nagashima | 2011-07-19 |
| 6910778 | Presentation system using laser pointer | Junichi Yokoyama | 2005-06-28 |
| 6761456 | Laser presentation system using a laser pointer | Mitsuyoshi Nishimura, Takashi Nagashima, Junichi Yokoyama | 2004-07-13 |
| 6698897 | Presentation system using laser pointer | Mitsuyoshi Nishimura | 2004-03-02 |
| 6423964 | Method and apparatus for adjusting amount of light in image exposure recording system | Daisuke Nakaya, Katsuto Sumi | 2002-07-23 |
| 5347124 | Control system for oscillatory-mirror light beam deflector | Yasunori Narukawa | 1994-09-13 |