Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9988970 | Suction tube unit of stratified scavenging engine | Takahiro Yamazaki, Hidekazu Tsunoda | 2018-06-05 |
| 7699902 | Refuse-trapping cover for use in portable working machine | Kazuhiro Yoneyama | 2010-04-20 |
| 6871623 | Working machine having a single operation unit | Katsuya Tajima, Fujio Kobayashi | 2005-03-29 |
| 6761136 | Portable power working machine | — | 2004-07-13 |
| 6647946 | Working machine having internal combustion engine | Katsuya Tajima | 2003-11-18 |
| 6643939 | Chain saw with vibration-isolating devices | Katsuya Tajima, Masato Nara | 2003-11-11 |
| 6508004 | Safety cover for cutting blade of portable trimmer | Fuminori Tezuka | 2003-01-21 |
| 6378467 | Portable power working machine | Fujio Kobayashi, Hiroji Kawasaki, Katsuya Tajima | 2002-04-30 |
| 6295953 | Portable power working machine | Hirofumi Yamami | 2001-10-02 |
| 5871202 | Hand lever apparatus having a toggle mechanism | Toshio Taomo, Hirofumi Yamami, Fumihiko Aiyama | 1999-02-16 |
| 5868377 | Hand lever apparatus including a main lever having a brake plate capable of pressing against a sub-lever | Toshio Taomo, Hirofumi Yamami, Fumihiko Aiyama | 1999-02-09 |
| 5758546 | Hand lever device | Toshio Taomo, Hirofumi Yamami, Fumihiko Aiyama | 1998-06-02 |
| 5718052 | Hand lever device | Toshio Taomo, Hirofumi Yamami, Fumihiko Aiyama | 1998-02-17 |
| 5685271 | Hand lever device | Toshio Taomo, Hirofumi Yamami, Fumihiko Aiyama | 1997-11-11 |
| 5664543 | Hand lever device | Toshio Taomo, Hirofumi Yamami, Fumihiko Aiyama | 1997-09-09 |