Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12385575 | Fluid control valve and fluid control device | Hideaki Miyamoto, Naoya Tasaka | 2025-08-12 |
| 7475589 | Knock sensor | Hiroyuki Kuno, Katsuki Aoi | 2009-01-13 |
| 7462266 | Apparatus for detecting concentration of nitrogen oxide | Shigeru Miyata, Hiroshi Inagaki | 2008-12-09 |
| 6533921 | Apparatus for detecting concentration of nitrogen oxide | Shigeru Miyata, Hiroshi Inagaki | 2003-03-18 |
| 6371078 | Method of controlling a direct fuel injection engine and storage medium storing the same | Yasushi Sakakura | 2002-04-16 |
| 6352632 | Connector for NOx sensor | Hiroshi Inagaki | 2002-03-05 |
| 6309536 | Method and apparatus for detecting a functional condition on an NOx occlusion catalyst | Hirosi Inagaki, Shigeru Miyata | 2001-10-30 |
| 6228252 | Apparatus for detecting concentration of nitrogen oxide | Shigeru Miyata, Hiroshi Inagaki | 2001-05-08 |
| 6222368 | Ion current detection apparatus | Hiroshi Inagaki, Shigeru Miyata | 2001-04-24 |
| 6214207 | Method and apparatus for measuring oxygen concentration and nitrogen oxide concentration | Shigeru Miyata, Hiroshi Inagaki | 2001-04-10 |
| 6082176 | NOx-concentration detecting apparatus | Hiroshi Inagaki | 2000-07-04 |
| 6055844 | Air/fuel ratio detection device and an air/fuel ratio control device | Hiroshi Inagaki, Shigeru Miyata | 2000-05-02 |
| 5895564 | Method and a device for controlling an air/fuel ratio sensor | Shigeru Miyata, Hiroshi Inagaki | 1999-04-20 |
| 5849165 | Oxygen sensor for preventing silicon poisoning | Takao Kojima, Hiroyuki Ishiguro, Masaru Yamano, Toshiki Sawada, Kazuo Taguchi +1 more | 1998-12-15 |
| 5757030 | Thin film transistor with an insulating film having an increased thickness on a periphery of a semiconductor island | Mitsufumi Codama | 1998-05-26 |
| 5754051 | Misfire detecting device | Shigeru Miyata | 1998-05-19 |
| 5727534 | Misfire detecting device for multi-cylinder internal combustion engine | Hiroshi Inagaki | 1998-03-17 |
| 5710512 | Structure and production process for secondary voltage detector for engine | Masaru Kondou | 1998-01-20 |
| 5592926 | Method of detecting misfire of engine ignition system and device for carrying out the same | Shigeru Miyata, Hiroshi Inagaki | 1997-01-14 |
| 5581188 | Misfire detecting device | Shigeru Miyata | 1996-12-03 |
| 5538612 | Oxygen sensor element | Takao Kojima, Masahiko Yamada | 1996-07-23 |
| 5503132 | Device for detecting misfire of internal combustion engine equipped with double-ended distributorless ignition system | Shigeru Miyata, Hiroshi Inagaki, Masaru Kondou | 1996-04-02 |
| 5470762 | Method of fabricating a thin film transistor | Mitsufumi Codama | 1995-11-28 |
| 5450013 | Spark plug voltage detector probe having a replaceable cable fixing portion | Shigeru Miyata | 1995-09-12 |
| 5443711 | Oxygen-sensor element | Takao Kojima, Hiroyuki Ishiguro, Masaru Yamano, Masahiko Yamada, Toshiki Sawada | 1995-08-22 |