Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9027518 | Continuously variable valve lift device | Dojoong KIM, Ken Sugawara, Mamoru Kato | 2015-05-12 |
| 8387577 | Phase changing device for automobile engine | Masaaki Niiro, Koichi Homma, Michihiro Kameda, Masayasu Nagado | 2013-03-05 |
| 8151751 | Phase varying apparatus for engine | Koichi Honma | 2012-04-10 |
| 7992531 | Phase varying apparatus for engine | Koichi Homma, Naoya Ishihara | 2011-08-09 |