Issued Patents All Time
Showing 51–59 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5247098 | Thiophene derivative having long conjugated chain at 3-position, and photo-responsive material imploying the same | Hiroaki Kumagai, Tomokazu Iyoda | 1993-09-21 |
| 5214725 | Optical coupler/splitter with a filter | Hisaharu Yanagawa, Shiro Nakamura, Isao Ohyama | 1993-05-25 |
| 5179604 | Waveguide-type coupler/splitter | Hisaharu Yanagawa, Shiro Nakamura, Isao Oyama | 1993-01-12 |
| 5177804 | Waveguide-type optical switch | Hisaharu Yanagawa | 1993-01-05 |
| 4816536 | Polymers of 3,4-substituted pyrrole compounds and their preparation method | Takehira Kaneko, Tomoyuki Inoue, Hiroshi Takahashi | 1989-03-28 |
| 4558612 | Vehicular automatic speed change gear assembly | Takeo Hiramatsu, Bonnosuke Takamiya, Hiroshi Fukuchi | 1985-12-17 |
| 4519273 | Automatic transmission for vehicles | Takeo Hiramatsu, Bonnosuke Takamiya, Hiroshi Fukuchi | 1985-05-28 |
| 4377603 | Method and apparatus for electrostatic powder coating | Tsutomu Itoh, Nobuo Furuya, Kenji Ouchi, Hiroshi Saitoh | 1983-03-22 |
| 4230068 | Apparatus used in continuous process for electrostatic coating with pulverized material | Tsutomu Itoh, Kenji Ouchi, Nobuo Furuya | 1980-10-28 |