Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5653932 | Injection molding method for preventing formation of surface defects and mold assembly therefor | Hiroshi Aida, Takamitsu Hosoyama | 1997-08-05 |
| 4814364 | Inorganic porous substance containing resin composition | Norihito Kawaguchi | 1989-03-21 |