Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7575644 | Solution for treating metal surface, surface treating method, and surface treated material | Hideki Takakuwa, Katsutoshi Ando, Yasuhito Murai | 2009-08-18 |
| 6368519 | Etching method and a method of manufacturing a magnetic head | Toru Katakura, Teiichi Miyauchi | 2002-04-09 |