Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7240595 | Process for producing magnetic tape | Tadashi Takahashi | 2007-07-10 |
| 7131185 | Method of manufacturing magnetic recording medium | Hideo Kawamura | 2006-11-07 |
| 7090566 | Grinding apparatus and method for manufacturing magnetic recording medium using the same | Hideo Kawamura | 2006-08-15 |
| 6698680 | Magnetic recording medium winding apparatus and magnetic recording medium winding method | — | 2004-03-02 |
| 5717145 | Detector for an ultrasonic flow meter | Takeshi Yasuhara, Tokio Sugi | 1998-02-10 |