Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4939732 | Method and system for checking errors of signal being transferred through transmission line | Koichi Okamoto, Kousuke Nishimura, Kazuyoshi Miyazawa, Kazuhiko Endo | 1990-07-03 |