Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4804823 | Ceramic heater | Norio Okuda, Noriyoshi Nakanishi, Masahiro Yamamoto, Shinsuke Takenishi, Kenichiro Miyahara +1 more | 1989-02-14 |
HS
Hiroaki Sonoda
Overall (All Time): #3,920,876 of 4,157,543Top 95%
1
Patents All Time