Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6331677 | Overhead wire | Takeo Munakata, Naoshi Kikuchi, Takashi Shinohara, Hideo Banse, Takao Kaneko +5 more | 2001-12-18 |
| 6187111 | Vacuum carburizing method | Masaomi Waka, Toru Kadono, Satoshi Harai, Naoaki Imai | 2001-02-13 |
| 5949217 | Method to determine remaining capacity of a rechargeable battery | Takahiro Yamashita | 1999-09-07 |
| 5926007 | Battery charging apparatus which determines a time to completion of charging | — | 1999-07-20 |
| 5789924 | Method of calculating rechargeable battery charge capacity | — | 1998-08-04 |
| 5684386 | Charging method of a secondary battery | — | 1997-11-04 |
| 5627452 | Charging method of secondary battery | — | 1997-05-06 |
| 5606240 | Battery charger | Toshiharu Kokuga, Mikitaka Tamai | 1997-02-25 |
| 5585994 | Battery over-current protection circuit | Mikitaka Tamai, Takaharu Ohira | 1996-12-17 |
| 5479084 | Battery discharging apparatus | Eiji Satsuma, Takahiro Yamashita | 1995-12-26 |
| 5397974 | Rechargeable battery overdischarge prevention circuit | Mikitaka Tamai, Takaharu Ohira | 1995-03-14 |
| 5367599 | Electric shaver in which motor rotational speed is controlled according to beard thickness | — | 1994-11-22 |
| 5355072 | Battery discharging apparatus | Eiji Satsuma, Takahiro Yamashita | 1994-10-11 |
| 5350993 | Power supply | Shoichi Toya | 1994-09-27 |
| 5286219 | Cutter-less rotary connector | Seiichi Ueno | 1994-02-15 |
| 5274735 | Electric shaver | — | 1993-12-28 |
| 5151042 | Rotary connector | — | 1992-09-29 |
| 5124627 | Battery capacity computing apparatus | — | 1992-06-23 |
| 5122721 | Combination battery charger and AC adapter | Hideyo Morita | 1992-06-16 |
| 4763892 | Movable tray sheet sorter | Hajime Tanaka | 1988-08-16 |
| 4197003 | Switch device in electrostatic photographic copying machine | Tadashi Umeda, Masahiro Murakami, Tatsuo Aizawa | 1980-04-08 |