Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4534312 | Vacuum evaporation apparatus | Ryohei Shinya, Shin'ichi Miura | 1985-08-13 |
RA
Rikio Aozuka
Overall (All Time): #4,019,666 of 4,157,543Top 100%
1
Patents All Time