Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6657415 | Portable apparatus | Mitsuo Saeki, Hidekiyo Ozawa, Shigeo Tanaka | 2003-12-02 |
| 6639812 | Power supply control circuit that adjusts output power based on variable input power | Shigeaki Nakazawa, Hidetoshi Yano, Hidekiyo Ozawa, Mitsuo Saeki, Shigeo Tanaka | 2003-10-28 |
| 6566766 | DC-DC converter circuit, power supply selection circuit, and apparatus | Mitsuo Saeki, Hidekiyo Ozawa | 2003-05-20 |