Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6634947 | Video game system and video game memory medium | Takao Shimizu, Takaya Imamura, Kazuaki Morita, Tsuyoshi Kihara | 2003-10-21 |
| 6626760 | Video game apparatus and memory medium therefor | Yoshiaki Koizumi, Toru Osawa, Yoichi Yamada, Toshio Iwawaki, Tsuyoshi Kihara | 2003-09-30 |
| 6572478 | Video game system and video game memory medium | Takao Shimizu, Takaya Imamura, Kazuaki Morita, Tsuyoshi Kihara | 2003-06-03 |
| 6540612 | Video game system and video game memory medium | Takao Shimizu, Takaya Imamura, Kazuaki Morita, Tsuyoshi Kihara | 2003-04-01 |