Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9890800 | Drive system for ground maintenance vehicle | — | 2018-02-13 |
| D556778 | Internal combustion engine | Keiichi Nakamizo | 2007-12-04 |
| 7080621 | Air cleaner unit for combustion engine | Keiichi Nakamizo, Takao Sasamura, Yukio Miki | 2006-07-25 |
| 7040260 | Liquid-cooled, vertical shaft type combustion engine | Keiichi Nakamizo, Takao Sasamura, Minoru Nakamura | 2006-05-09 |
| 5970933 | Overhead-valve engine having non-parallel inlet and outlet valves | Yoshiteru Ueda, Tetsuhiro Yamakawa, Shinichi Tanba, Ichirou Uemura | 1999-10-26 |
| D392647 | Internal combustion engine | Yoshiteru Ueda, Tetsuhiro Yamakawa, Shinichi Tanba, Ichiro Uemura, Keisuke Tomonaga | 1998-03-24 |