Issued Patents All Time
Showing 1–25 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10541762 | Angular error detecting device | Kaoru Kobayashi | 2020-01-21 |
| 9716511 | Signal processing device | Tomoya Yorita | 2017-07-25 |
| 9557678 | Charging device having a holding member that holds a charging member and a cleaning member, and image forming apparatus using the charging device | Yuta Hoshino, Shiro Ohashi, Tatsuya Soga | 2017-01-31 |
| 9306578 | Oscillator | Hiroki Kimura | 2016-04-05 |
| 9300250 | Signal level adjusting device and high-frequency apparatus | Yasuo Kitayama, Hiroyuki Demura | 2016-03-29 |
| 8648544 | Illumination lighting apparatus, illumination apparatus, and illumination system | Tomohiro Sasakawa, Masafumi Yamamoto, Keisuke Ueda, Katsunobu Hamamoto, Kei Mitsuyasu | 2014-02-11 |
| 8633735 | Signal level adjusting device and high-frequency apparatus | Yasuo Kitayama, Hiroyuki Demura | 2014-01-21 |
| 8497740 | Reference signal oscillator | — | 2013-07-30 |
| 8466717 | Frequency synthesizer | Tsukasa Kobata | 2013-06-18 |
| 8451029 | Frequency synthesizer | — | 2013-05-28 |
| 8207677 | Lighting equipment | Keisuke Ueda | 2012-06-26 |
| 8125255 | PLL circuit | Hiroki Kimura, Shoichi Tsuchiya | 2012-02-28 |
| 8051714 | Sensing instrument | Hiroyuki Kukita, Shunichi Wakamatsu | 2011-11-08 |
| 7982451 | Sensing instrument | Hiroyuki Kukita, Shunichi Wakamatsu | 2011-07-19 |
| 7973493 | Discharge lamp lighting device, and illuminating device | Tetsuya Hamana, Keisuke Ueda, Kouichi Ikegami, Kazuhiko Tachibana, Takuya Sakai | 2011-07-05 |
| 7893774 | VCO driving circuit and frequency synthesizer | Yasuo Kitayama, Hiroki Kimura, Nobuo Tsukamoto | 2011-02-22 |
| 7884657 | Oscillation frequency control circuit | — | 2011-02-08 |
| 7821344 | VCO driving circuit and frequency synthesizer | Yasuo Kitayama, Hiroki Kimura, Nobuo Tsukamoto | 2010-10-26 |
| 7812651 | PLL apparatus | Shunichi Wakamatsu, Tsuyoshi Shiobara | 2010-10-12 |
| 7791416 | PLL circuit | Hiroki Kimura, Tsukasa Kobata, Yasuo Kitayama | 2010-09-07 |
| 7755436 | PLL apparatus | Shunichi Wakamatsu, Tsuyoshi Shiobara | 2010-07-13 |
| 7664535 | Control method for high-frequency radio equipment and high-frequency radio system | — | 2010-02-16 |
| 7656208 | PLL oscillation circuit | Hiroki Kimura, Tsukasa Kobata, Yasuo Kitayama | 2010-02-02 |
| 7555952 | Sensing device | Tsuyoshi Shiobara | 2009-07-07 |
| 7554247 | Component measuring device | Shunichi Wakamatsu, Tsuyoshi Shiobara, Tsukasa Kobata | 2009-06-30 |