Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10557451 | Ceramic heater and glow plug | Hiroki Takeuchi | 2020-02-11 |
| 10041674 | Ceramic heater and glow plug | Hiroki Takeuchi | 2018-08-07 |
| 9655170 | Ceramic heater, glow plug, method of manufacturing ceramic heater and method of manufacturing glow plug | Ryo Suzuki, Yutaka Sekiguchi | 2017-05-16 |
| 9247585 | Ceramic heater element, ceramic heater, and glow plug | Yutaka Sekiguchi, Takeshi Mitsuoka | 2016-01-26 |
| 8378273 | Ceramic heater and glow plug | Yutaka Sekiguchi, Takeshi Mitsuoka | 2013-02-19 |
| 8227726 | Ceramic heater and glow plug | Koji Funaki, Yutaka Sekiguchi, Takeshi Mitsuoka, Yutaka Yokoyama | 2012-07-24 |