Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4687536 | Apparatus for centering and attaching a reinforcing ring to a floppy disk | Kenichi Hiramatsu, Takashi Yamauchi | 1987-08-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4687536 | Apparatus for centering and attaching a reinforcing ring to a floppy disk | Kenichi Hiramatsu, Takashi Yamauchi | 1987-08-18 |