Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4645972 | Low pressure discharge lamp | Takeda Takao, Yamazaki Hitoshi, Nakano Shizuo, Ito Hiroshi, Imai Jun | 1987-02-24 |
YK
Yamamoto Kouzi
Overall (All Time): #3,969,060 of 4,157,543Top 100%
1
Patents All Time