Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6561909 | Game in which telephone signals act as semaphores signaling game moves | Takashi Iizuka | 2003-05-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6561909 | Game in which telephone signals act as semaphores signaling game moves | Takashi Iizuka | 2003-05-13 |