Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887569 | Electrostrictive actuator device and fuel injection device using same | Yasuyuki Sakakibara, Seiko Abe, Kiyonori Sekiguchi, Akihiro Izawa, Hisasi Kawai | 1989-12-19 |
| 4815431 | Oil heating apparatus for internal combustion engine | Hiroshi Yorita, Takeshi Tanaka, Kouichi Sakakibara, Masao Wakayama, Takashi Sato +1 more | 1989-03-28 |