Issued Patents All Time
Showing 51–61 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5608230 | Strained superlattice semiconductor photodetector having a side contact structure | Kazuaki Nishikata, Michinori Irikawa | 1997-03-04 |
| 5599580 | Method of fabricating a magnetic recording medium | Masaaki Futamoto, Atsushi Nakamura, Nobuyuki Inaba, Yoshibumi Matsuda, Mikio Suzuki +1 more | 1997-02-04 |
| 5572043 | Schottky junction device having a Schottky junction of a semiconductor and a metal | Hitoshi Shimizu, Michinori Irikawa | 1996-11-05 |
| 5557508 | High-density circuit module and method of producing the same | Teruhiro Sato, Tomio Wada | 1996-09-17 |
| 5536585 | Magnetic recording medium and fabrication method therefor | Masaaki Futamoto, Atsushi Nakamura, Nobuyuki Inaba, Yoshibumi Matsuda, Mikio Suzuki +1 more | 1996-07-16 |
| 5465307 | Parallel processing apparatus for recognizing an area marked with a closed loop | Kengo Azumaya, Kazuhiro Tasaki | 1995-11-07 |
| 5375137 | Semiconductor laser device featuring group III and IV compounds doped with amphoteric impurity to vary electrical resistance according to direction of crystal plane | Hitoshi Shimizu, Sumio Sugata | 1994-12-20 |
| 5231294 | Manganese-aluminum and manganese-silicon magnetic films, and magnetic recording medium | Teruaki Takeuchi, Masaaki Futamoto, Yukio Honda, Kazumasa Takagi | 1993-07-27 |
| 4970550 | Copying system capable of designating a copying area | — | 1990-11-13 |
| 4533234 | Automatic density control method for a photocopying machine | Yuji Watai, Hirokazu Yasui, Akira Matsuura | 1985-08-06 |
| 4460270 | Automatic exposure control for a photocopying machine | Yuji Watai, Toshiyuki Kitamura, Akira Matsuura, Hirokazu Yasui | 1984-07-17 |