Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8851149 | Sheet shutter | Akio Komatsu, Yoshiaki Horie, Takeshi Fujii | 2014-10-07 |
| 8662138 | Sheet guide of sheet shutter | Akio Komatsu, Yoshiaki Horie, Takeshi Fujii | 2014-03-04 |
| 8602081 | Sheet shutter | Akio Komatsu, Yoshiaki Horie, Takeshi Fujii | 2013-12-10 |
| 4838357 | Soil tilling machine | Masahiro Ozoe | 1989-06-13 |