Issued Patents All Time
Showing 25 most recent of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10749332 | Overcurrent protection apparatus | Kazunori Ozawa, Shinji Oshita, Kenichi Takayoshi | 2020-08-18 |
| 10280817 | Variable valve mechanism of internal combustion engine | Takayuki Maezako | 2019-05-07 |
| 10260381 | Variable valve mechanism of internal combustion engine | Koki Yamaguchi | 2019-04-16 |
| 10262822 | Load drive apparatus | Nobutomo Takagi, Fukuo Ishikawa, Shinji Oshita, Kenichi Takayoshi | 2019-04-16 |
| 10240489 | Variable valve mechanism of internal combustion engine | Takayuki Maezako | 2019-03-26 |
| 10221728 | Variable valve mechanism of internal combustion engine | Hiroyuki Suzuki, Koki Yamaguchi | 2019-03-05 |
| 10167745 | Variable valve mechanism of internal combustion engine | Hiroyuki Suzuki | 2019-01-01 |
| 9624795 | Variable valve mechanism of internal combustion engine | Takayuki Maezako | 2017-04-18 |
| 9225158 | Overcurrent protection circuit | Ippei Kawamoto, Takeyoshi Hisada, Fukuo Ishikawa | 2015-12-29 |
| 9181826 | Variable valve mechanism of internal combustion engine | Koki Yamaguchi, Naoki Hiramatsu, Takayuki Maezako | 2015-11-10 |
| 8960144 | Variable valve mechanism of internal combustion engine | Naoki Hiramatsu, Koki Yamaguchi, Takayuki Maezako | 2015-02-24 |
| 8893675 | Variable valve mechanism | — | 2014-11-25 |
| 7942119 | Variable valve mechanism | Tomiyasu Hirano, Tamotsu Yamamoto | 2011-05-17 |
| 7621242 | Variable valve operating mechanism | Katsutoshi Kitagawa, Tomiyasu Hirano, Tamotsu Yamamoto, Tetsuya Niwa | 2009-11-24 |
| 7451729 | Variable valve mechanism | Tetsuya Niwa, Tamotsu Yamamoto, Katsutoshi Kitagawa, Tomiyasu Hirano, Tomoki Miyoshi | 2008-11-18 |
| 7330043 | Semiconductor device and test method for the same | Seiji Yamamoto, Hirosuke Koumyoji, Tohru Yasuda, Mikio Ishikawa, Isaya Sobue +3 more | 2008-02-12 |
| 7079368 | Electrical resource device and load driving device | Fukuo Ishikawa, Hirofumi Mokuya | 2006-07-18 |
| 7061816 | Semiconductor memory storage device and its redundant method | Takaaki Furuyama | 2006-06-13 |
| 6885212 | Semiconductor device and test method for the same | Seiji Yamamoto, Hirosuke Koumyoji, Tohru Yasuda, Mikio Ishikawa, Isaya Sobue +3 more | 2005-04-26 |
| 6885126 | Supporting structure for brush mechanism in motor | Terumitsu Takahashi, Yoshihiro Adachi, Yuji Yamashita, Kazutoshi Ito | 2005-04-26 |
| 6823826 | Variable valve mechanism | Kimihiko Todo, Hitoshi Tsuge, Koichi Shimizu | 2004-11-30 |
| 6088207 | Over-voltage protection apparatus and vehicular direction indicating apparatus with over-voltage protection | Fukuo Ishikawa, Hiroyuki Ban | 2000-07-11 |
| 5838526 | Load actuation circuit with a surge protecting function | Fukuo Ishikawa, Masahisa Makino, Hiroyuki Ban | 1998-11-17 |
| 5787046 | Semiconductor memory device provided with block write function | Takaaki Furuyama | 1998-07-28 |
| 5327387 | Dynamic random access memory having an improved operational stability | Yukinori Kodama | 1994-07-05 |