Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5356739 | Stainproof protector made from fluorine-containing aliphatic cyclic polymer for preventing staining of lithographic masks | Toru Kawasaki, Masao Unoki | 1994-10-18 |
| 5312716 | Process for producing a semiconductor | Masao Unoki, Shunsuke Yokotsuka | 1994-05-17 |
| 5303258 | Spread spectrum communications system | — | 1994-04-12 |