Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8432515 | Combination optical film, laminated combination optical film and image display | Hiroaki Mizushima, Satoru Yamamoto | 2013-04-30 |
| 5740341 | Design and production supporting system for component arrangement and pipe routing | Toshiaki Yoshinaga, Shigeru Ohcoshi | 1998-04-14 |
| 5379371 | Displaying method and apparatus for three-dimensional computer graphics | Yoshiaki Usami, Kenichi Anjyo | 1995-01-03 |
| 5341893 | Four wheel drive working vehicle having transmission clutches separately operable for driving right and left rear wheels | Tetsu Fukui, Shigekazu Hasegawa | 1994-08-30 |
| 5109964 | Conical roller type clutch apparatus | Tetsu Fukui, Shigekazu Hasegawa | 1992-05-05 |
| 5040650 | Power transmission | Tetsu Fukui | 1991-08-20 |
| 4994989 | Displaying method and apparatus for three-dimensional computer graphics | Yoshiaki Usami, Kenichi Anjyo | 1991-02-19 |
| 4974403 | Grass cutting system having a grass catcher | Tetsu Fukui, Shigekazu Hasegawa | 1990-12-04 |
| 4719812 | Transmission casing including a hydraulic clutch | Satoshi Machida, Shigekazu Hasegawa, Tetsu Fukui | 1988-01-19 |
| 4711329 | Hydraulic circuit construction for power shift transmission | Shigekazu Hasegawa, Satoshi Machida | 1987-12-08 |