Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6939518 | Purifier and garbage disposer | Motomichi Mishima, Mitsuyasu Ogawa, Yoshiyuki Higashiyama, Tadashi Matsuyo, Seiichi Ueno +2 more | 2005-09-06 |
| 5657918 | Electric stapler | Shigehiko Fujita, Yuji Wada, Kenji Yamamura | 1997-08-19 |
| 5330086 | Electromotive stapler | Tadayuki Haruyama | 1994-07-19 |
| 5195671 | Stapler | Tadayuki Haruyama, Yasuzo Hatazaki, Shuichi Yasunaga, Yuji Wada | 1993-03-23 |