Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11196235 | Electrode material spark plug electrode, and spark plug | Hajime Ota | 2021-12-07 |
YU
Yasuhisa Uehara
Overall (2021): #204,277 of 548,734Top 40%
1
Patents 2021