Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10777975 | Spark plug | Hironori Uegaki | 2020-09-15 |
| 9843167 | Spark plug | Hironori Uegaki | 2017-12-12 |
| 9711951 | Spark plug | Haruki Yoshida, Toshitaka Honda | 2017-07-18 |
| 9614354 | Spark plug | Haruki Yoshida, Jumpei Kita, Toshitaka Honda | 2017-04-04 |
| 9484718 | Spark plug | Haruki Yoshida, Takamitsu Mizuno, Masaaki Kumagai, Jumpei Kita, Toshitaka Honda | 2016-11-01 |