Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6658829 | Electric lawn mower | Takao Kobayashi, Tetsuo Iida, Kenzou Shimada | 2003-12-09 |
| 6578934 | Snow removal machine | Tomoki Ito, Takahiro Yamamoto, Masakatsu Kono | 2003-06-17 |
| 6499236 | Snow removing machine | Isao Yoshida, Yasunori Yamamoto, Seishu Sakai, Masakatsu Kono | 2002-12-31 |
| 6449882 | Snow removal machine | Masakatsu Kono, Isao Yoshida, Hiroshi Sueshige | 2002-09-17 |
| 6018937 | Lawn maintenance apparatus having a rotatable, key operated switch | Kenzo Shimada, Tsutomu Inui, Joji Maeda | 2000-02-01 |
| 5906088 | Electric lawn mower | Tsutomu Inui | 1999-05-25 |