Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6866215 | Magnetic tape cassette | Kazuo Hiraguchi, Shozo Onmori, Teruo Ashikawa | 2005-03-15 |
| 6863233 | Magnetic tape cassette | Kazuo Hiraguchi, Shozo Onmori, Teruo Ashikawa | 2005-03-08 |