Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8764897 | Oil type release agent for die casting method for getting solvent mixing ratio, casting method, and spray unit | Hisaharu Aoki, Koji Togawa, Hirobumi Ohira, Masanao Kobayashi, Hiroaki Komatsubara +5 more | 2014-07-01 |
| 8114209 | Oil type release agent for die casting method for setting solvent mixing ratio, casting method, and spray unit | Hisaharu Aoki, Koji Togawa, Hirobumi Ohira, Masanao Kobayashi, Yuichi Yamazaki +8 more | 2012-02-14 |
| 4233946 | Exhaust gas recirculation system | Mikio Minoura | 1980-11-18 |
| 4203400 | Exhaust gas recirculation system for an internal combustion engine | — | 1980-05-20 |