Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6687678 | Use's schedule management system | Fumio Yorimatsu, Ioshiharu Ohkaze | 2004-02-03 |
| 6594637 | Schedule management system and method | Michikazu Hirota, Kenichi Nagashima | 2003-07-15 |
| 5796888 | Optical switch apparatus | Yoshikazu Nomura, Hiroshi Furukawa, Naoki Nakao, Nobuo Tomita | 1998-08-18 |