Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4796584 | Intake control system for internal combustion engine and intake control valve used therein | Hiroyuki Goto, Tokio Kohama, Yoshitaka Nishio, Hideki Obayashi | 1989-01-10 |