Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE39771 | Code conversion method and apparatus, code recording medium, code recording apparatus and code reproducing apparatus | Yoshiharu Kobayashi, Shin-ichi Tanaka, Nobuo Akahira | 2007-08-14 |
| 6548228 | Method of and apparatus for developing exposed photoresist to prevent impurity from being attached to wafer surface | — | 2003-04-15 |
| 6379057 | Resist developing process | — | 2002-04-30 |
| 6373815 | Optical disc having oscillating lands and grooves | Takashi Ishida, Shin-ichi Tanaka, Yoshinari Takemura, Shunji Ohara, Isao Satoh | 2002-04-16 |
| 6207352 | Resist developing process | — | 2001-03-27 |
| 6167022 | Optical disc having oscillating land and grooves | Takashi Ishida, Shin-ichi Tanaka, Yoshinari Takemura, Shunji Ohara, Isao Satoh | 2000-12-26 |
| 6137768 | Optical disc having oscillating lands and grooves | Takashi Ishida, Shin-ichi Tanaka, Yoshinari Takemura, Shunji Ohara, Isao Satoh | 2000-10-24 |
| 5898394 | Code conversion method and apparatus, code recording medium, code recording apparatus and code reproducing apparatus | Yoshiharu Kobayashi, Shin-ichi Tanaka, Nobuo Akahira | 1999-04-27 |