Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6810463 | Gaming machine that is usable with different game cartridge types | Satoru Okada, Kazuo Yoneyama, Masahiko Ota, Takanobu Nakashima | 2004-10-26 |
RU
Ryuji Umezu
Overall (2004): #122,265 of 270,089Top 50%
1
Patents 2004