Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6758725 | Lapping method and lapping apparatus | Yoshiaki Yanagida, Tomokazu Sugiyama | 2004-07-06 |
| 6722947 | Lapping machine, lapping method, and method of manufacturing magnetic head | Teruaki Nishioka, Kazuo Yokoi, Yoshiaki Yanagida, Shunsuke Sone, Tomokazu Sugiyama | 2004-04-20 |