Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5749341 | Valve lifter for internal combustion engines | Noriomi Hosaka, Seiji Tsuruta, Sadayuki Abo, Masaki Toriumi, Kenji Ariga | 1998-05-12 |
| 4618417 | Fuel filter for diesel engine | Katsuto Yamanouchi, Katsuo Saitoh, Yoshinori Saito | 1986-10-21 |