Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6915434 | Electronic data storage apparatus with key management function and electronic data storage method | Yasutsugu Kuroda, Jun Kamada, Bintatsu Noda, Etsuo Ono | 2005-07-05 |
| 6470448 | Apparatus and method for proving transaction between users in network environment | Yasutsugu Kuroda, Masahiro Komura, Satoru Torii, Etsuo Ono | 2002-10-22 |