Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5606219 | Cathode for electronic flash tube | Tsutomu Tobita, Tatsuya Isomura | 1997-02-25 |
HT
Hideaki Takeuchi
Overall (1997): #140,354 of 185,788Top 80%
1
Patents 1997