Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9030167 | Power source apparatus | Masao Yamaguchi, Mikitaka Tamai, Shinichi Itagaki, Masayuki Kobayashi, Hiroyoshi Yamamoto | 2015-05-12 |
| 7338733 | Battery pack | Hideyo Morita | 2008-03-04 |
| 6501247 | Method of displaying full-charge-state | Toshiharu Kokuga | 2002-12-31 |
| 6281661 | Method of charging a plurality of batteries | Tomoya Fukuda | 2001-08-28 |
| 6016046 | Battery pack | Toshiharu Kokuga, Shoichi Toya | 2000-01-18 |
| 5955868 | Battery charging apparatus having battery attachment sections for charging batteries at different rates or timing | Toshiharu Kokuga | 1999-09-21 |
| 5808442 | Method of charging a plurality of lithium ion rechargeable batteries | Toshiaki Okuyama | 1998-09-15 |
| 5589755 | Method and apparatus for charging a secondary battery | Tatsuya Okada, Toshiharu Kokuga | 1996-12-31 |
| 5140408 | Color component signal converting apparatus having an input dependent switchable matrix | Takahiro Yuchi, Hirotsugu Murashima | 1992-08-18 |
| 4987491 | Jitter compensation circuit for processing jitter components of reproduced video signal | Takahiro Yuchi, Hirotsugu Murashima | 1991-01-22 |
| 4614975 | Focus area change circuit | — | 1986-09-30 |