Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9912126 | Spark plug insulator containing mullite and spark plug including same | Kengo Fujimura, Toshitaka Honda, Hirokazu Kurono | 2018-03-06 |
RN
Ryuji Nagae
Overall (All Time): #2,879,432 of 4,157,543Top 70%
1
Patents All Time