Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6913723 | Process of making a guide roller for a magnetic tape cassette | Katsuki Asano, Shigeru Nishiyama | 2005-07-05 |
| 6855285 | Magnetic tape cassette | Teruo Ashikawa, Hiroyuki Naito, Kiyoo Morita, Shozo Onmori, Katsuki Asano | 2005-02-15 |