Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6101945 | Printing plate or printed product identifying apparatus | Akira Hara, Yoshio Tsukamoto | 2000-08-15 |
| 5867768 | Simultaneous multidirectional communication apparatus | — | 1999-02-02 |