Issued Patents 1997
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702800 | Abrasive tape for magnetic information reading apparatus for photographic use, abrasive tape package, and a method for cleaning the apparatus | Keiji Mihayashi | 1997-12-30 |
| 5695386 | Cleaning method using abrasive tape | Keisuke Yamada, Masaaki Fujiyama | 1997-12-09 |
| 5672185 | Abrasive member | — | 1997-09-30 |
| 5639284 | Abrasive member | Tadashi Ishiguro, Masaaki Fujiyama | 1997-06-17 |
| 5633068 | Abrasive tape having an interlayer for magnetic head cleaning and polishing | Masaaki Fujiyama, Keisuke Yamada | 1997-05-27 |
| 5632789 | Abrasive tape | Kazuko Hanai, Masaaki Fujiyama | 1997-05-27 |
| 5611826 | Abrasive tape | Masami Sato, Masaaki Fujiyama | 1997-03-18 |