Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9608411 | Spark plug | — | 2017-03-28 |
HH
Hidetaka Hisada
Overall (All Time): #2,937,595 of 4,157,543Top 75%
1
Patents All Time