Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12276249 | Wind-speed accelerating wind turbine | Souichirou ASAI, Kunimitsu SATO, Norio Seitoku, Kouji Yamada | 2025-04-15 |
| 4388912 | Exhaust gas recirculation control system for a diesel engine | Yoshiyuki Kimura, Masaji Shiobara | 1983-06-21 |
| 4387694 | EGR Control system for diesel engine | Masaji Shiobara | 1983-06-14 |
| 4350013 | Exhaust gas recirculation system | — | 1982-09-21 |