Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6076171 | Information processing apparatus with CPU-load-based clock frequency | — | 2000-06-13 |
| 6031356 | Battery charging and discharging control circuit which charges an expansion battery only if there is a full charge on an internal battery | Naofumi Harada, Hirotaka Shimizu | 2000-02-29 |
| 5990665 | Power circuit | Minoru Nakamura | 1999-11-23 |
| 5910750 | Low power consumption switching device for power source | Naofumi Harada, Satoshi Kizawa, Yuji Tadano | 1999-06-08 |
| 4981741 | Coating alloy | Shoji Futami, Yasuhiro Okamura | 1991-01-01 |