Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6822694 | Signal processing apparatus | Shinichiro Miyazaki, Akira Shirahama, Hiroshi Sugaya | 2004-11-23 |
| 6794206 | Method of polishing a film | Takenori Hirose, Mineo Nomoto, Hidemi Sato | 2004-09-21 |