Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5493155 | Electric power supply system | Mitsuo Okamoto, Hirokazu Kodama, Tsukasa Takebayashi, Yoshikazu Tsuyuguchi, Shigeru Ohmori | 1996-02-20 |
| 5181160 | Driving circuit for inverter microwave oven | Mitsuo Okamoto, Hirokazu Kodama | 1993-01-19 |