Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7501202 | Lithium secondary cell and assembly thereof | Akio Enomoto, Kenji Kawamura, Kenshin Kitoh, Toshihiro Yoshida, Shinji Otsubo | 2009-03-10 |
| 7135253 | High discharge current lithium secondary battery and method of manufacture | Toshihiko Nakagawa, Kenshin Kitoh, Toshihiro Yoshida | 2006-11-14 |
| RE39314 | Housing assembly for an air bag and vehicle horn switch | — | 2006-10-03 |
| 6972164 | Lithium secondary battery for use in electric vehicle | Kenshin Kitoh | 2005-12-06 |
| 6875540 | Lithium secondary battery | Teruhisa Kurokawa, Kenshin Kitoh | 2005-04-05 |
| 6858342 | Electrolyte solution filling method and battery structure of lithium secondary battery | Kenshin Kitoh, Akio Enomoto | 2005-02-22 |
| 6844110 | Lithium secondary cell and assembly thereof | Akio Enomoto, Kenji Kawamura, Kenshin Kitoh, Toshihiro Yoshida, Shinji Otsubo | 2005-01-18 |
| 6841297 | Lithium secondary battery | Kenshin Kitoh | 2005-01-11 |
| 6811919 | Lithium secondary battery and transportation method thereof | — | 2004-11-02 |
| 6800394 | Lithium secondary battery | Kenshin Kitoh | 2004-10-05 |
| 6767666 | Lithium secondary cell and lithium secondary cell connecting structure | Kenshin Kitoh | 2004-07-27 |
| 6632565 | Lithium secondary battery | — | 2003-10-14 |
| 6616715 | Batteries having desired working volume ratios of positive and negative materials | Kenshin Kitoh | 2003-09-09 |
| 6596430 | Lithium secondary battery and transportation method thereof | — | 2003-07-22 |
| 6549636 | Miniature microphone component with conductive rubber contacts | Mitsuhiro Fujimoto | 2003-04-15 |
| 6506515 | Lithium secondary battery | Kenshin Kitoh | 2003-01-14 |
| 6479186 | Lithium secondary battery for use in electric vehicle | Kenshin Kitoh | 2002-11-12 |
| 6468692 | Lithium secondary battery with sealed casing members | Shinji Ohtubo, Toshihiro Yoshida | 2002-10-22 |
| 6399242 | Lithium secondary battery | Kenshin Kitoh, Teruhisa Kurokawa | 2002-06-04 |
| 6387561 | Electrolyte-solution filling method and battery structure of lithium secondary battery | Kenshin Kitoh, Akio Enomoto | 2002-05-14 |
| D457131 | Lithium secondary battery | Kenshin Kitoh, Teruhisa Kurokawa | 2002-05-14 |
| 6368750 | Lithium secondary battery | Michio Takahashi, Kenshin Kitoh | 2002-04-09 |
| 6352793 | Lithium secondary battery | Kenshin Kitoh | 2002-03-05 |
| 6344292 | Lithium secondary battery | Teruhisa Kurokawa, Kenshin Kitoh | 2002-02-05 |
| 6139986 | Lithium secondary battery | Teruhisa Kurokawa | 2000-10-31 |