Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8458954 | Lighting apparatus for controlling plant disease | Makoto Yamada, Masaki Ishiwata, Akinobu Oichi, Kanetake Furihata | 2013-06-11 |
| 5922111 | Electrostatic precipitator | Takashi Tsuchiya | 1999-07-13 |
| 5211635 | Drill with trimming attachment | Shohei Omi | 1993-05-18 |
| 4573838 | Hole cutter | Shohei Ohmi | 1986-03-04 |