Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9769984 | Work apparatus with safety equipment | Hisato Osawa, Kazuya Hanada, Tadashi Ishimura | 2017-09-26 |
| 9769985 | Work apparatus with safety equipment | Tadashi Ishimura | 2017-09-26 |
| 9157486 | Pipe-shaped holder for work machine | Yoichi Miyahara, Tomoki Ito, Masanori Ohtani | 2015-10-13 |
| 6918451 | Brake band and portable trimmer | Akira Nagashima, Tamotsu Ueda, Kazuya Hanada | 2005-07-19 |
| 5810033 | Fuel tank for circulating carburetor | Yoshiki Nakayama, Tatsuhiko Matsubayashi | 1998-09-22 |
| 5195208 | Backpack power blower apparatus | Hirofumi Yamami, Yoshisato Hashimoto, Giichi Iida | 1993-03-23 |