Issued Patents All Time
Showing 51–57 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D344270 | Disc drive | Kenji Matsumoto, Yoshiaki Sakai | 1994-02-15 |
| 5210564 | Automatic focusing device employing a frequency domain representation of a digital video signal | — | 1993-05-11 |
| 5192633 | Laminate type photosensitive material for electrophotography | Hiroaki Iwasaki, Youichi Takesawa, Masashi Tanaka, Keizo Kimoto, Tadashi Sakuma | 1993-03-09 |
| 5172236 | Electronic pan-focusing apparatus for producing focused images independent of depth of field and type of lens | Akira Takahashi | 1992-12-15 |
| 5105278 | Automatic focus-adjusting apparatus using two-dimensional frequency component of an image | — | 1992-04-14 |
| 5065246 | Focusing system and image input apparatus having automatic focusing system which uses digital processing | Noboru Murayama, Kei Sato | 1991-11-12 |
| 4303553 | Neutron-protection heat insulating material | Susumu Aoki, Hirosi Asaumi, Shigeo Take, Junichi Miyakoshi, Kenta Kabayama | 1981-12-01 |