Issued Patents All Time
Showing 101–125 of 131 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7747140 | Randomly accessible visual information recording medium and recording method, and reproducing device and reproducing method | Tomoaki Ryu, Kazuhiko Nakane, Yoshihisa Yamada | 2010-06-29 |
| 7747141 | Randomly accessible visual information recording medium and recording method, and reproducing device and reproducing method | Tomoaki Ryu, Kazuhiko Nakane, Yoshihisa Yamada | 2010-06-29 |
| 7747142 | Randomly accessible visual information recording medium and recording method, and reproducing device and reproducing method | Tomoaki Ryu, Kazuhiko Nakane, Yoshihisa Yamada | 2010-06-29 |
| 7742684 | Randomly accessible visual information recording medium and recording method, and reproducing device and reproducing method | Tomoaki Ryu, Kazuhiko Nakane, Yoshihisa Yamada | 2010-06-22 |
| 7706668 | Video information recording medium which can be accessed at random, recording method, reproduction device, and reproducing method | Tomoaki Ryu, Kazuhiko Nakane, Yoshihisa Yamada | 2010-04-27 |
| 7639516 | Switching power source device | Hiroshi Usui, Tomoyasu Yamada | 2009-12-29 |
| 7545657 | Switching power source apparatus | Masaru Nakamura, Akihiro Uchida | 2009-06-09 |
| 7535736 | Switching power supply for reducing external parts for overcurrent protection | Masaru Nakamura | 2009-05-19 |
| 7391631 | Switching power source device | — | 2008-06-24 |
| 7352599 | Switching power source apparatus | — | 2008-04-01 |
| 7272018 | Switching power supply device and method for controlling switching power supply device | Tomoyasu Yamada | 2007-09-18 |
| 7271579 | AC signal level detection circuit | Tomoyasu Yamada, Keiichi Sekiguchi | 2007-09-18 |
| 7029287 | Electrical connector in which a wiping action is carried out in a narrow area | Akihiro Matsunaga, Akira Natori, Keiichiro Suzuki | 2006-04-18 |
| 6890203 | Card connector reduced in operating force | Akihiro Matsunaga, Akira Natori, Keiichiro Suzuki | 2005-05-10 |
| 6882551 | Switching power supply device | Tomoyasu Yamada | 2005-04-19 |
| 6811443 | Electronic component having high mechanical strength and method of manufacturing a metal cover included in the electronic component | Daisuke Machihara, Joe Motojima | 2004-11-02 |
| 6799724 | Card socket | Keiichiro Suzuki | 2004-10-05 |
| 6784720 | Current switching circuit | Miyo Miyashita, Kazuya Yamamoto | 2004-08-31 |
| 6764323 | Card slot assembly with means for preventing insertion of erroneous card having thickness smaller than correct card | Keisuke Nakamura | 2004-07-20 |
| 6714425 | Power factor corrected SMPS with light and heavy load control modes | Tomoyasu Yamada | 2004-03-30 |
| 5726990 | Multiplexer and demultiplexer | Norio Higashisaka | 1998-03-10 |
| 5652545 | Wide-band amplifier | Miyo Miyashita, Kazuya Yamamoto | 1997-07-29 |
| 5509040 | Frequency divider | — | 1996-04-16 |
| 5451888 | Direct coupled FET logic translator circuit | — | 1995-09-19 |
| 5355027 | Shift register circuit with three-input nor gates in selector circuit | Norio Higashisaka, Akira Ohta | 1994-10-11 |