Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5901687 | Cassette-type fuel tank and working machine provided with the same | Yoshiaki Hironaka, Yoshihiro Tanaka | 1999-05-11 |
| 5440781 | Hand-held cleaner | Motoshige Kitazawa | 1995-08-15 |
| 5214864 | Chain saw | Hiroji Kawasaki | 1993-06-01 |
| 5212886 | Chain saw | — | 1993-05-25 |
| 4953526 | Portable work machine | Yoshiaki Hironaka, Tatsuhiko Matsubayashi, Yoshikiyo Kamata | 1990-09-04 |
| 4681188 | Intake silencer | Akira Nagashima | 1987-07-21 |