Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11749971 | Metallic shell for spark plug and spark plug using the same | Keita Sugihara, Noriyasu Hasegawa, Yohei KOZAKAI | 2023-09-05 |
TS
Takahiro SANDA
Overall (2023): #234,253 of 537,848Top 45%
1
Patents 2023