Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5714391 | Method of manufacturing a compound semiconductor thin film for a photoelectric or solar cell device | Kuniyoshi Omura, Tsuyoshi Nishio, Satoshi Shibutani, Mikio Murozono, Akira Hanafusa +1 more | 1998-02-03 |
| 4918160 | Method for producing purified polycarbonate resin with fluid containing CO.sub.2 | Toshikazu Umemura | 1990-04-17 |