Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5511271 | Vibration type floor sweeper | Yuichi Terada | 1996-04-30 |
| 5363600 | Dust scattering prevention device in floor polisher | Satoshi Arai, Yuugo Tomaru, Eiji Nagayama | 1994-11-15 |
| 5191512 | Heat sink/circuit board assembly | Shinichi Ogura, Hiroo Adachi, Tetsuya Watanabe, Yuuichi Mineo, Tohru Kageyama +3 more | 1993-03-02 |
| 4942639 | Bulky dust sweeper | Satoru Noguchi, Seiji Seino | 1990-07-24 |