Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6183809 | Surface-treating method of screw parts | Hideyori Sakuragi, Hajime Minagawa, Hikaru Furuta, Shigeto Mori, Shinji Nakano +1 more | 2001-02-06 |
| 6090253 | Electrodeposition method | Takashi Arakawa, Hirokazu Sugiyama | 2000-07-18 |