Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6732924 | Automatic ticket checking apparatus | Shinichi Ishigame, Yasuhiro Matsutani | 2004-05-11 |
| 6712267 | Gate system | — | 2004-03-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6732924 | Automatic ticket checking apparatus | Shinichi Ishigame, Yasuhiro Matsutani | 2004-05-11 |
| 6712267 | Gate system | — | 2004-03-30 |