Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6326948 | Input device | Akihiro Fujita | 2001-12-04 |
| 6300940 | Input device for a computer and the like and input processing method | Kiyoshi Ebina, Takatoshi Mizoguchi, Shinya Kawanishi, Nobumasa Ono, Akihiro Fujita | 2001-10-09 |
| 6153876 | Optical sensor with concave mirror | Akihiro Fujita | 2000-11-28 |
| 6060337 | Photoreflective detector including a light emitting element and a light receiving element located at different distances from an object reflecting light from the emitting element | Akihiro Fujita, Naoto Hasegawa | 2000-05-09 |
| 5943233 | Input device for a computer and the like and input processing method | Kiyoshi Ebina, Takatoshi Mizoguchi, Shinya Kawanishi, Nobumasa Ono, Akihiro Fujita | 1999-08-24 |
| 5811797 | Photoreflective detector including a light emitting element and a light recieving element located at different distances from an object reflecting light from the emitting element | Akihiro Fujita, Naoto Hasegawa | 1998-09-22 |
| 5304812 | Optoelectronic device, information apparatus and data transmission system using optoelectronic device for simplifying wirings and reducing size, and method of controlling the optoelectronic device | Zenpei Tani, Kiyoshi Ebina, Yukihisa Oda, Nobumasa Ono, Masahiro Morita +7 more | 1994-04-19 |