Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6686536 | Method of forming electrode section on inner surface of transparent electromagnetic wave shielding plate, and transparent electromagnetic wave shielding plate formed thereby | Masashi Tone, Shun Hasegawa, Gen Masuda, Yasushi Hasegawa, Yatsuhiro Hasegawa | 2004-02-03 |
| 6679971 | Front plate for plasma display panels, and method of producing the same | Masashi Tone, Shun Hasegawa, Gen Masuda, Yasushi Hasegawa, Yatsuhiro Hasegawa | 2004-01-20 |
| 5429005 | Transmission system for transmitting engine drive in varied speeds to drive wheels of a working vehicle | Tetsu Fukui, Takeshi Ura | 1995-07-04 |
| 5407042 | Propelling transmission structure for a working vehicle | Tetsu Fukui, Takeshi Ura | 1995-04-18 |
| 5341893 | Four wheel drive working vehicle having transmission clutches separately operable for driving right and left rear wheels | Tetsu Fukui, Yoshimi Oota | 1994-08-30 |
| 5109964 | Conical roller type clutch apparatus | Tetsu Fukui, Yoshimi Oota | 1992-05-05 |
| 4974403 | Grass cutting system having a grass catcher | Tetsu Fukui, Yoshimi Oota | 1990-12-04 |
| 4907465 | Change speed control structure for hydraulic transmission | Satoshi Machida, Yoshimi Ota, Muneji Okamoto | 1990-03-13 |
| 4775940 | Plowing depth detecting system for rotary plow | Tetsuya Nishida, Toshiya Fukumoto, Shouhei Nakai | 1988-10-04 |
| 4719812 | Transmission casing including a hydraulic clutch | Satoshi Machida, Tetsu Fukui, Yoshimi Oota | 1988-01-19 |
| 4711329 | Hydraulic circuit construction for power shift transmission | Satoshi Machida, Yoshimi Oota | 1987-12-08 |
| 4637269 | Drive apparatus | Tetsu Fukui | 1987-01-20 |
| 4535847 | Tractor with three-point linkage connecting scraper thereto and automatic tilt control | Naoki Okita, Satoshi Machida | 1985-08-20 |
| 4467006 | Woven reinforcement for plastic | Shigezi Hasegawa, Tadashige Yamaguchi, Yatsuhiro Hasegawa | 1984-08-21 |
| 4388365 | Porous FRP sheet and manufacturing method thereof | — | 1983-06-14 |
| 4300638 | Automatic position control apparatus for ground working vehicle | Yoshiyuki Katayama, Shigeaki Okuyama, Norimi Nakamura | 1981-11-17 |