Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10343119 | Water distillation system | — | 2019-07-09 |
| 8978631 | Engine equipped with breather mechanism | Ryo Saito, Noboru Kawaguchi | 2015-03-17 |
| 8851053 | Gas fuel supply apparatus | Masanori Fujinuma, Hiroaki Kojima | 2014-10-07 |
| 8448660 | Gas fuel supply apparatus | Masanori Fujinuma, Hiroaki Kojima | 2013-05-28 |
| 8171923 | Cylinder head lubricating structure for engine | Go Tanaka, Hirohisa Ishikawa | 2012-05-08 |
| 5887563 | Working 4-cycle engine | Shoji Kawase | 1999-03-30 |
| 5733071 | Rammer incorporating an internal combustion engine having an inclined cylinder axis | — | 1998-03-31 |