Issued Patents All Time
Showing 76–90 of 90 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4929331 | Oxygen sensor | Yasuhiko Hamada | 1990-05-29 |
| 4916934 | Oxygen sensors | Hiroshi Nagata, Atsushi Iino, Hiroshi Ishikawa, Yasuhiko Hamada | 1990-04-17 |
| 4909922 | Heater-built-in oxygen sensor | Yasuhiko Hamada | 1990-03-20 |
| 4863583 | Electrode structure of an oxygen sensing element | Hiroshi Kurachi, Fujio Ishiguro | 1989-09-05 |
| 4824548 | Electrochemical gas sensor | Atsushi Iino | 1989-04-25 |
| 4784743 | Oxygen sensor | Atsushi Iino | 1988-11-15 |
| 4770760 | Electrochemical NOx sensor | Makoto Noda, Hiroshi Kurachi | 1988-09-13 |
| 4732663 | Oxygen sensor | Takao Murase | 1988-03-22 |
| 4668375 | Electric connection terminal for a sensor element utilizing ceramics | Takao Murase | 1987-05-26 |
| 4591422 | Electrochemical oxygen sensor | Takao Murase | 1986-05-27 |
| 4591423 | Oxygen sensor | Takao Murase | 1986-05-27 |
| 4588494 | Oxygen sensor | Takao Murase | 1986-05-13 |
| 4578174 | Oxygen sensor with heater | Takao Murase | 1986-03-25 |
| 4528086 | Oxygen sensor with heater | Takao Murase | 1985-07-09 |
| 4512871 | Oxygen sensor with heater | Takao Murase | 1985-04-23 |