Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9367073 | Voltage regulator | Tsutomu Tomioka, Daisuke Yoshioka, Hiroki Chuman | 2016-06-14 |
| 9118326 | Output circuit, temperature switch IC, and battery pack | Masahiro Mitani, Naohiro Hiraoka, Atsushi Igarashi | 2015-08-25 |
| 9059699 | Power supply switching circuit | Tsutomu Tomioka, Atsushi Igarashi | 2015-06-16 |
| 8884594 | Voltage regulator | — | 2014-11-11 |
| 8704491 | Battery pack | — | 2014-04-22 |
| 8604821 | Power supply voltage monitoring circuit and electronic circuit including the power supply voltage monitoring circuit | Atsushi Igarashi | 2013-12-10 |
| 8547163 | Temperature sensor device | Atsushi Igarashi, Masahiro Mitani | 2013-10-01 |
| 8542060 | Constant current circuit | Tsutomu Tomioka | 2013-09-24 |
| 8531234 | Temperature detection device | Atsushi Igarashi | 2013-09-10 |
| 8476967 | Constant current circuit and reference voltage circuit | Yuji Kobayashi, Takashi Imura, Atsushi Igarashi | 2013-07-02 |
| 8451571 | Overheat protection circuit and power supply integrated circuit | Takashi Imura, Takao Nakashimo, Atsushi Igarashi, Masahiro Mitani | 2013-05-28 |
| 8384470 | Internal power supply voltage generation circuit | — | 2013-02-26 |
| 8274281 | Magnetic sensor circuit for detecting and monitoring a magnetic field | — | 2012-09-25 |
| 8212555 | Magnetic sensor circuit | — | 2012-07-03 |
| 8183907 | Detection circuit and sensor device | Atsushi Igarashi | 2012-05-22 |
| 8063675 | Delay circuit including first and second internal delay circuits and a selection switch | Atsushi Igarashi | 2011-11-22 |
| 7977999 | Temperature detection circuit | Atsushi Igarashi | 2011-07-12 |
| 7795929 | Voltage detection circuit and oscillator using the same | — | 2010-09-14 |
| 7315154 | Voltage regulator | — | 2008-01-01 |
| 7196502 | Switching regulator having soft start circuit | Yoshikazu Kurusu | 2007-03-27 |
| 7132341 | Semiconductor integrated circuit device and the process of the same | Masashi Sahara, Fumiaki Endo, Masanori Kojima, Katsuhiro Uchimura, Hideaki Kanazawa | 2006-11-07 |
| 7049799 | Voltage regulator and electronic device | — | 2006-05-23 |
| 5424194 | 4-(cyanomethylthio)phenol enhanced peroxidase assays | Ken Otagiri, Katsushige Kouge, Tatsuya Koizumi | 1995-06-13 |
| 5073485 | Immunoassay method conducted at low pH | Yoshiyuki Amano, Jun-ichiro Kikutake | 1991-12-17 |
| 4367309 | Glycoprotein derivative compositions, process for producing the same and uses thereof as diagnostic reagents or hydrolytic catalysts | Shigeharu Kondo, Junichiro Kikutake, Masaru Yoshida | 1983-01-04 |