Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9234983 | Rain sensor | Makiko Sugiura, Junichi Ishikawa | 2016-01-12 |
| 8901480 | Optical sensor having a blocking film disposed over light receiving elements on a semiconductor substrate via a light transparent film for detecting an incident angle of light | Katsunori Michiyama, Takamitsu Ookura, Noboru Endoh, Takanori Makino, Jyun Ishihara | 2014-12-02 |
| 8467441 | Pulse width modulation communication system | Hideo Sawaoka, Toshihiko Matsuoka | 2013-06-18 |
| 8028584 | Pressure sensor and method for manufacturing the same | Kiyoshi Otsuka, Tsuyoshi Fukada, Inao Toyoda, Naoki Kakoiyama | 2011-10-04 |
| 8008948 | Peak voltage detector circuit and binarizing circuit including the same circuit | Hiroshi Okada, Reiji Iwamoto, Nobukazu Oba, Shinji Nakatani, Norikazu Ohta +1 more | 2011-08-30 |
| 7560998 | Clock signal output circuit | Norikazu Ohta, Yoshie OHIRA, Hiromi Ariyoshi | 2009-07-14 |
| 7365452 | Sensor device and output characteristic switching method of sensor device | Noboru Endo | 2008-04-29 |
| 7345468 | Detection signal processing circuit and detection signal processing apparatus for a rotation sensor | Hiroshi Okada, Mikio Sugiki | 2008-03-18 |
| 7345614 | Analog to digital converter with a series of inverting elements | Noboru Endo, Takamoto Watanabe, Mitsuharu Kato | 2008-03-18 |
| 7233136 | Circuit for outputting stable reference voltage against variation of background temperature or variation of voltage of power source | Norikazu Ohta, Yoshie OHIRA, Hirofumi Funabashi | 2007-06-19 |
| 7191659 | Sealed diaphragm pressure sensor | Masahiro Aratani, Takashige Saitou | 2007-03-20 |
| 7028568 | Sensor having resin mold casing and method of manufacturing the same | Masatoshi Tokunaga | 2006-04-18 |
| 6826503 | Physical quantity detection equipment | Toshio Ikuta | 2004-11-30 |
| 6809527 | METHOD OF MEASURING A CHARACTERISTIC OF A CAPACITIVE TYPE OF SENSOR, A SENSOR CHARACTERISTIC MEASURING APPARATUS, A CAPACITIVE TYPE OF SENSOR APPARATUS, AND AN IC CHIP FOR MEASURING A SENSOR CHARACTERISTIC | Seiichiro Ishio, Yasutoshi Suzuki, Hajime Ito, Norikazu Ohta, Keiichi Shimaoka +1 more | 2004-10-26 |
| 6788052 | Magnetic sensor apparatus capable of directly producing digital sensor data from magnetic sensor element | Noboru Endo | 2004-09-07 |
| 6744258 | Capacitive sensor apparatus | Seiichiro Ishio, Yasutoshi Suzuki, Hajime Ito, Norikazu Ohta, Keiichi Shimaoka +1 more | 2004-06-01 |
| 6439058 | Semiconductor sensor | Masahiro Aratani | 2002-08-27 |
| 6252395 | Temperature-compensating amplification circuit and a position detecting apparatus using such amplification circuit | Seiki Aoyama, Takeshi Shinoda | 2001-06-26 |
| 6020736 | Magnetoresistive type position sensor having bias magnetic and magnet resistance elements in bias magnetic field thereof | Seiki Aoyama, Susumu Kuroyanagi, Izuru Shoji, Ichiro Izawa | 2000-02-01 |
| 5854572 | Compact structure of automatic gain control circuit | Seiki Aoyama | 1998-12-29 |
| 5841276 | Magnetic gear rotation sensor | Seiki Aoyama, Toshikazu Arasuna | 1998-11-24 |
| 5821745 | Sensor signal processor having accurate digitizing capabilities | Susumu Kuroyanagi, Tomoatsu Makino | 1998-10-13 |
| 5729127 | Magnetism detecting apparatus having gear teeth dimensions for minimal pulse signal distortion | Tatsuo Tamura, Kenji Yagi, Ichiro Izawa | 1998-03-17 |
| 5656936 | Displacement detecting device | Kenichi Ao, Yoshimi Yoshino, Seiki Aoyama | 1997-08-12 |
| 5644226 | Magnetic detector having a bias magnet and magnetoresistive elements shifted away from the center of the magnet | Seiki Aoyama, Susumu Kuroyanagi, Ichirou Izawa | 1997-07-01 |