Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870454 | Apparatus for and method of stabilizing the quantity of light of fluorescent lamp | Yasuo Kurusu, Kazuma Kan | 1989-09-26 |
| 4837120 | Electrophotographic photoconductor having cylindrical base support of specific phenol resin | Hideki Akiyoshi, Atsushi Kutami, Yoshihiro Takada | 1989-06-06 |
| 4821726 | Electronic fuel injection device | Shunichiro Hiromasa, Toshio Kondo | 1989-04-18 |