Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839846 | Apparatus for performing floating point arithmetic operations and rounding the result thereof | Tadaaki Bandoh, Hidekazu Matsumoto, Shinichiro Yamaguchi, Hirokazu Hirayama, Hiroaki Nakanishi | 1989-06-13 |
| 4829948 | Valve operating device for internal combustion engine | Kazuo Yoshida, Toshiyasu Komatsu, Kazuaki Shimoyama, Yoshihito Tsuji | 1989-05-16 |
| 4819157 | Overcurrent protection circuit for inverter device including majority circuit for turn-off of majority of conducting transistors | Eiichi Sugishima, Masakatsu Daijyo | 1989-04-04 |
| 4811269 | Bit slice multiplication circuit | Tadaaki Bandoh, Hidekazu Matsumoto, Shinichiro Yamaguchi, Hirokazu Hirayama, Hiroaki Nakanishi | 1989-03-07 |