Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868996 | Method and apparatus for vapor drying | Masaharu Hama, Takaaki Fukumoto | 1989-09-26 |
| 4869090 | Method of processing base plate for magnetic disc | Masuo Tada, Kazuhiko Akamatsu, Takaaki Fukumoto, Tadashi Hyono | 1989-09-26 |
| 4820650 | Introducing lattice defect with ice particles in semiconductor wafer | Akemi Nagae, Shinichi Satou, Takaaki Fukumoto | 1989-04-11 |