Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7023179 | Charging apparatus and charging method | Tamiji Nagai, Kazuo Yamazaki | 2006-04-04 |
| 7023180 | Charging apparatus and method for a secondary battery of a portably electronic device | Tamiji Nagai, Kazuo Yamazaki | 2006-04-04 |
| 6956357 | Charging apparatus and charging method | Tamiji Nagai, Kazuo Yamazaki | 2005-10-18 |
| 6949913 | Charging apparatus and charging method | Tamiji Nagai, Kazuo Yamazaki | 2005-09-27 |
| 6650090 | Battery pack and signal transmission system | Tamiji Nagai, Tamon Ikeda, Kazuo Yamazaki, Makoto Kamoshida, Kuniharu Suzuki | 2003-11-18 |
| 5136628 | Video telephone | Shoji Araki, Yukinobu Takano, Noriyuki Uchiumi | 1992-08-04 |
| 4853271 | Ceramic substrate for semiconductor package | Katsumi Nakamura | 1989-08-01 |