Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6688949 | Method and apparatus for surface treatment of inner surface of member | Koichi Saito, Toshikazu Hayakawa | 2004-02-10 |
| 6185076 | Magnetic head carriage for hard disk drive | Takeo Shinmura | 2001-02-06 |
| 6139407 | Method for processing using beam of magnetic line of force, apparatus for carrying out said method, and carriage member for hard disk drive processed by said method | Takeo Shinmura | 2000-10-31 |