Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7101295 | Power transmission device and portable power working machine provided with the same | Fujio Kobayashi | 2006-09-05 |
| 7007660 | Portable power working machine | Kouji Arahata, Tomoki Itoh | 2006-03-07 |
| 6994070 | Portable air blowing working machine | Tadashi Kamoshita, Hiroaki Koga, Giichi Iida | 2006-02-07 |
| 6694941 | Starter | Tamotsu Ueda, Yutaka Yamada, Shingo Kishida, Junichi Akaike, Kazumasa Iida | 2004-02-24 |
| 6442849 | Portable power working machine | Fujio Kobayashi | 2002-09-03 |
| 6438852 | Portable power working machine | Fujio Kobayashi | 2002-08-27 |
| 6039037 | Power cutter and centrifugal clutch for a power cutter | Wang Yan Song | 2000-03-21 |
| 6014811 | Power cutter | Wang Yan Song | 2000-01-18 |
| 5914414 | Air cleaner | Fujio Kobayashi | 1999-06-22 |
| 5871202 | Hand lever apparatus having a toggle mechanism | Hisato Ohsawa, 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 | Hisato Ohsawa, Hirofumi Yamami, Fumihiko Aiyama | 1999-02-09 |
| 5855067 | Modular portable power tool | Wang Yan Song | 1999-01-05 |
| 5758546 | Hand lever device | Hisato Ohsawa, Hirofumi Yamami, Fumihiko Aiyama | 1998-06-02 |
| 5752892 | Driving force transmission device and portable working machine using the same | Wang Yan Song | 1998-05-19 |
| 5718052 | Hand lever device | Hisato Ohsawa, Hirofumi Yamami, Fumihiko Aiyama | 1998-02-17 |
| 5685271 | Hand lever device | Hisato Ohsawa, Hirofumi Yamami, Fumihiko Aiyama | 1997-11-11 |
| 5664543 | Hand lever device | Hisato Ohsawa, Hirofumi Yamami, Fumihiko Aiyama | 1997-09-09 |
| 5630385 | Internal combustion engine with decompression device | — | 1997-05-20 |
| 5526777 | Air inlet apparatus for internal combustion engine | Hiroaki Koga, Yoshiaki Nagao, Hiroji Kawasaki, Tsutomu Ogata | 1996-06-18 |
| 5447295 | Vibration preventive coil spring mounting structure | — | 1995-09-05 |
| 5368107 | Vibration preventive coil spring mounting structure | — | 1994-11-29 |
| 4958745 | Connector tank means for cap for mouth of tank | Isao Masuda, Fujio Sasaki | 1990-09-25 |
| D295713 | Power chainsaw motor housing | Akira Nagashima, Hiroshi Takahashi | 1988-05-17 |
| 4732121 | Recoil starter | Hiromasa Miyata, Akira Nagashima | 1988-03-22 |
| 4602656 | Receptacle for use in a portable power driven machine | Akira Nagashima | 1986-07-29 |