Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6471584 | Simulation game machine | Yasuyuki Nagatomo | 2002-10-29 |
| 6420964 | Informational outlet and lines collection module | Yoshikane Nishikawa, Taku Matsuda, Michinori Masuda | 2002-07-16 |