Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6633444 | Narrow band partial response signal processing apparatus, signal processing method and information storage apparatus | Kiichiro Kasai, Nobuyoshi Yamasaki | 2003-10-14 |
| 6567199 | Digital optical transmission apparatus and method for performing ASK modulation to generate base band component with constant DC level | Hiroyuki Nakaoka, Yoshihiro Ohtani | 2003-05-20 |
| 6549352 | Signal processing apparatus utilizing a partial response method, and signal processing method, information recording apparatus, and information reproduction apparatus therefore | Kiichiro Kasai, Nobuyoshi Yamasaki | 2003-04-15 |