Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5305222 | Pattern forming system | — | 1994-04-19 |
| 4610079 | Method of dicing a semiconductor wafer | Masahiro Abe, Masafumi Miyagawa, Toshio Yonezawa | 1986-09-09 |
| 4525523 | Negative-working photoresist coating composition | Tiharu Kato, Toshio Yonezawa, Shigeo Koguchi, Kiyoto Mori, Masahiko Igarashi | 1985-06-25 |
| 4461825 | Method for forming resist pattern | Tiharu Kato, Shigeo Koguchi, Toshio Yonezawa, Toshihiro Abe | 1984-07-24 |