Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6434623 | Data transmission and data receiving apparatus that obtains file differences during transmission | Kenichi Sasaki, Tatsuro Matsumoto, Hiroaki Kato, Morito Yamamoto, Takashi Matsushima | 2002-08-13 |
| 6385726 | Software license protection via cryptography | Naoya Torii, Masahiko Takenaka | 2002-05-07 |