Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6608469 | Device and method for charging a secondary battery | Nobuo Tanaka, Yoshiro Takeda | 2003-08-19 |
| 6465984 | Pseudo battery pack, battery pack, electronic apparatus, and electronic apparatus system and method | Nobuo Tanaka, Hidekiyo Ozawa | 2002-10-15 |
| 5586233 | Method and apparatus for creating multi-gradation data | Haruhiko Mio, Yasunori Kanda | 1996-12-17 |