Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7975524 | Oxygen sensor inspection method and apparatus and oxygen sensor production method | Masami Kawashima | 2011-07-12 |
| 7704358 | Oxygen sensor | Futoshi Ichiyanagi, Akira Uchikawa, Goji Matsumoto | 2010-04-27 |
| 7655122 | Oxygen concentration detecting element | Futoshi Ichiyanagi, Junji Onozuka, Goji Matsumoto | 2010-02-02 |
| 7452022 | Front portion structure for vehicle | Katsuhiko Sato, Tatsuo Miyamoto, Katsuhiro Watanabe | 2008-11-18 |
| 7302828 | Oxygen sensor | Akira Uchikawa, Masao Tsukada, Masami Kawashima, Keiji Mori | 2007-12-04 |
| 7258772 | Oxygen sensor and method of manufacturing same | Futoshi Ichiyanagi | 2007-08-21 |
| 6889536 | Air/fuel-ratio detecting apparatus | Futoshi Ichiyanagi | 2005-05-10 |
| 6337489 | Bonding apparatus | Yasuhisa Matsumoto, Hiroyuki Takagi | 2002-01-08 |
| 6332966 | Air/fuel ratio detecting arrangement | Futoshi Ichiyanagi, Toshiaki Inoue | 2001-12-25 |
| 6016787 | Idle rotation speed learning control apparatus and method of engine | Takao Kawasaki | 2000-01-25 |
| 5969230 | System and method for estimating the temperature of oxygen sensor installed in exhaust system of internal combustion engine | Akira Uchikawa | 1999-10-19 |
| 5928303 | Diagnostic system for diagnosing deterioration of heated type oxygen sensor for internal combustion engines | — | 1999-07-27 |
| 5722368 | Method and apparatus for adjusting the intake air flow rate of an internal combustion engine | — | 1998-03-03 |
| 5080161 | System for preparing self-hardening casting mold using organic binder | Takao Horie | 1992-01-14 |