Issued Patents All Time
Showing 1–25 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10961899 | Internal combustion engine | — | 2021-03-30 |
| 9689748 | Infrared detection element | Toshinari Noda, Takashi Kubo, Naoki Wakiya, Naonori Sakamoto | 2017-06-27 |
| 9151260 | Fuel injection valve | — | 2015-10-06 |
| 8937568 | D/A converter | — | 2015-01-20 |
| 8895110 | Method of manufacturing surface-coated cutting tool with excellent abrasion resistance | Hidemitsu Takaoka, Akira Osada, Naoki Wakiya, Kazuo Shinozaki | 2014-11-25 |
| 8884499 | Piezoelectric element | Toshinari Noda, Takashi Kubo, Naoki Wakiya, Naonori Sakamoto | 2014-11-11 |
| 8830103 | D/A converter | — | 2014-09-09 |
| 8797085 | Level conversion circuit and semiconductor device | Tomoya Kakamu, Yuji SEKIDO | 2014-08-05 |
| 8643607 | Touch panel and manufacturing method of the same | Yoshiaki Imamura, Kiyohiro Kimura | 2014-02-04 |
| 8479705 | Internal combustion engine | Shinichiro Nogawa | 2013-07-09 |
| 8310306 | Operational amplifier | Shogo Itoh | 2012-11-13 |
| 7876253 | A/D conversion circuit for use with low-potential and high-potential power supplies | Yoshiaki Shimizu, Kenji Ito, Masashi Kijima | 2011-01-25 |
| 7760125 | A/D conversion circuit for use with low-potential and high-potential power supplies | Yoshiaki Shimizu, Kenji Ito, Masashi Kijima | 2010-07-20 |
| 7663438 | Differential amplifier circuit | — | 2010-02-16 |
| 7652606 | D/A converter | Shogo Itoh | 2010-01-26 |
| 7589578 | Level shift circuit and semiconductor device | Yoshiaki Shimizu | 2009-09-15 |
| 7399066 | Piezoelectric element, ink jet recording head and producing method for piezoelectric element | Makoto Kubota, Motokazu Kobayashi, Shinji Eritate, Fumio Uchida, Chiemi Shimizu +1 more | 2008-07-15 |
| 7397407 | D/A conversion circuit and A/D conversion circuit | Yoshiaki Shimizu, Kenji Ito, Masashi Kijima | 2008-07-08 |
| 7368969 | Level shift circuit and semiconductor device | Katuyuki Yasukouchi | 2008-05-06 |
| 7250883 | A/D converter | — | 2007-07-31 |
| 7204401 | Web material feeding apparatus | Syozo Horikawa, Hiroshi Okamoto, Takayuki Irikura, Hiroyuki Yoshinari | 2007-04-17 |
| 7187024 | Piezoelectric element, ink jet recording head and method for manufacturing piezoelectric element | Motokazu Kobayashi, Makoto Kubota, Fumio Uchida, Chiemi Shimizu, Kenji Maeda | 2007-03-06 |
| 7109903 | Digital-analog converter circuit | — | 2006-09-19 |
| 7098837 | A/D converter | Osamu Kobayashi | 2006-08-29 |
| 7055490 | In-cylinder injection, spark ignited internal combustion engine | Masato Kawauchi | 2006-06-06 |