Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6655119 | Cutter blade for lawn mower | Shoji Hasei, Naoki Matsumoto, Yasutomo Abe, Tetsuo Iida, Masanori Shin +1 more | 2003-12-02 |
| 4848684 | Wound core having circular and elliptic outer surface portions | Fumio Kitamura, Akiharu Koike | 1989-07-18 |