Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9917425 | Spark plug | Kouji Kamikawa, Tomoki Kawai | 2018-03-13 |
TU
Takafumi Umemura
Overall (2018): #218,842 of 503,207Top 45%
1
Patents 2018