Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10000167 | Wire harness | Noboru Matsumoto | 2018-06-19 |
| 9318878 | Spark plug with noble metal tip | Yoshikazu Kataoka | 2016-04-19 |
| 8841826 | Spark plug | Kenji Ban | 2014-09-23 |
| 8810116 | Spark plug and method of manufacturing the same | Masahiro Inoue | 2014-08-19 |