Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7493840 | Three-side trimmer | Chuji Yamaguchi, Ko Ouchiyama | 2009-02-24 |
| 7077042 | Three-side trimmer | Tatsuo Uchida, Yoshiyuki Horii, Ko Ouchiyama | 2006-07-18 |
| 6234474 | Paper accumulating device | Yoshiyuki Horii, Masayuki Kashiba | 2001-05-22 |
| D298039 | Lawn mower housing | — | 1988-10-11 |
| 4633658 | Lawn mower | — | 1987-01-06 |
| D264675 | Blade for power scythe | Hisashi Inaga | 1982-06-01 |
| D264042 | Blade for power scythe | Hisashi Inaga | 1982-04-27 |