Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5084598 | Electric switch for a power tool | Takezo Sano, Saburou Morita, Shoji Kazusaka, Junzo Asa, Satoshi Nozoe | 1992-01-28 |
| 5077824 | Direct-current motor control | Masatsugu Yamashita, Shinya Hamazaki | 1991-12-31 |
| 5051547 | Switch mechanism for an electric power tool | Masatsugu Yamashita | 1991-09-24 |
| 4977358 | Switching circuit for varying rotational speed of motor | Fusao Fushiya, Akiharu Hayashi, Fumiaki Itsuki | 1990-12-11 |
| 4903318 | Electric switch system for a power tool | — | 1990-02-20 |
| 4847451 | Electric tool power switch assembly providing convenient reversing operation and provided with sealed switch lever structure | — | 1989-07-11 |
| 4795863 | Electrical switch | Motoyuki Tomizu | 1989-01-03 |
| 4719395 | Variable speed control switch for an electric tool including a DC motor | Tatsuo Aoi, Haruo Atsumi, Takeshi Kikukawa, Yasuhiro Kiyono, Sueaki Honda | 1988-01-12 |
| 4681994 | High precision and compact contact switch | Tatsuo Aoi, Norio Iwakiri, Hiroshi Osumi, Nobuyuki Ogata, Norihito Yamane | 1987-07-21 |
| 4564730 | Electrical switch | Motoyuki Tomizu | 1986-01-14 |
| D260004 | Temperature controller | Yasuo Ohhasi, Minoru Ishikawa, Toshiaki Nagao | 1981-07-28 |
| 4216675 | Temperature detecting device | Yasuo Ohashi | 1980-08-12 |