Issued Patents 1989
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4858496 | Device for integrally controlling a supercharged engine and automatic transmission in vehicle | Kunihiro Iwatsuki | 1989-08-22 |
| 4857154 | Method for producing a Zn-series electroplated steel sheet | Fumio Yamazaki, Kouichi Wada, Hidehiro Tomio, Katsushi Saito | 1989-08-15 |
| 4853295 | Surface treated steel material particularly electroplated steel sheet | Koichi Wada, Fumio Yamazaki | 1989-08-01 |
| 4831892 | Automatic transmission with overdrive | Hiroshi Ito | 1989-05-23 |
| 4819187 | System for integrally controlling automatic transmission and engine | Hideki Yasue, Kagenori Fukumura, Kunihiro Iwatsuki | 1989-04-04 |
| 4815340 | Device for controlling engine torque in vehicle | Kunihiro Iwatsuki | 1989-03-28 |
| 4811223 | System for controlling engine torque | Kunihiro Iwatsuki | 1989-03-07 |