Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11768169 | Ceramic heater, sensor element, and gas sensor | Yusuke Watanabe, Masashi Yasui | 2023-09-26 |
| 11567032 | Ceramic heater, sensor element, and gas sensor | Yusuke Watanabe, Masashi Yasui, Rui Sakaguchi | 2023-01-31 |
| 10900920 | Gas sensor | Yusuke Watanabe, Masashi Yasui | 2021-01-26 |
| 10837937 | Ceramic heater, sensor element, and gas sensor | Yusuke Watanabe, Masashi Yasui | 2020-11-17 |
| 10775333 | Gas sensor | Yusuke Watanabe, Masashi Yasui | 2020-09-15 |
| 10712307 | Ceramic heater, sensor element, and gas sensor | Yusuke Watanabe, Masashi Yasui, Rui Sakaguchi | 2020-07-14 |
| 10527578 | Ceramic heater, sensor element, and gas sensor | Yusuke Watanabe, Masashi Yasui | 2020-01-07 |
| 10514349 | Gas sensor | Yusuke Watanabe, Masashi Yasui | 2019-12-24 |
| 9989506 | Gas sensor and gas sensor manufacturing method | Yusuke Watanabe, Masashi Yasui | 2018-06-05 |
| 9513077 | Magazine lock and portable firearm | Kazutoshi Noro | 2016-12-06 |
| 9511722 | Interior panel and injection molding method | Masanobu Kitajima, Junya Usami | 2016-12-06 |
| 8846181 | Interior panel and injection molding method | Masanobu Kitajima, Junya Usami | 2014-09-30 |
| 6401522 | Gas analyzer and method of calibrating the same | Masao Kon | 2002-06-11 |
| 6368479 | Carbon monoxide sensor, method for making the same, and method of using the same | Minoru Yokota | 2002-04-09 |
| 6254749 | Carbon monoxide gas sensor and measuring device using the same sensor | Minoru Yokota, Junichiro Mizusaki | 2001-07-03 |
| 6200445 | Sulfur dioxide gas sensor | Minoru Yokota | 2001-03-13 |
| 5780710 | Gas analyzer and method of calibrating said gas analyzer | Jun Usami, Masao Kon | 1998-07-14 |
| 5763763 | Method and sensing device for measuring predetermined gas component in measurement gas | Nobuhide Kato, Noriyuki Ina, Yasushi Watanabe | 1998-06-09 |
| 5602326 | Apparatus and method for measuring concentrations of gas components | Tomonori Takahashi, Toshihiro Yoshida, Nobuhide Kato, Yuji Katsuda | 1997-02-11 |
| 5413683 | Oxygen sensing apparatus and method using electrochemical oxygen pumping action to provide reference gas | Motohiro Nishiwaki | 1995-05-09 |
| 5236569 | Air/fuel ratio sensor having resistor for limiting leak current from pumping cell to sensing cell | Tsunenori Yoshimura | 1993-08-17 |
| 5173167 | Oxygen concentration sensor having sensing element with electrodes having minute cracks on surfaces thereof | Tsunenori Yoshimura | 1992-12-22 |
| 5130002 | Method of processing oxygen concentration sensor by applying AC current, and the thus processed sensor | Tsunenori Yoshimura | 1992-07-14 |
| 4883947 | Resistance ceramic heater with mutually connected heat-generating conductors, and electrochemical element or oxygen analyzer using such ceramic heater | Tsunenori Yoshimura | 1989-11-28 |
| 4732663 | Oxygen sensor | Nobuhide Kato | 1988-03-22 |