Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4415828 | Sparkplug with antifouling coating on discharge end of insulator | Hisao Mizuno, Shunichi Takagi, Kichio Nakahara | 1983-11-15 |
TY
Takahito Yamamota
Overall (All Time): #4,060,940 of 4,157,543Top 100%
1
Patents All Time