Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7354557 | Smokeless porous carbon production method and its production system | Motohiro Shigyo | 2008-04-08 |
| 7020949 | Method of fabricating head supporting member | Satoshi Yamaguchi | 2006-04-04 |