Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7270535 | Disc-molding mold, molded product, molding machine and disk-shaped member | Yuichi Inada, Katsuyuki Hiki | 2007-09-18 |
| D528572 | Moving side bush for a disc-molding die | Katsuyuki Hiki | 2006-09-19 |
| D526667 | Sprue cutting punch for a disc-molding die | Katsuyuki Hiki | 2006-08-15 |
| D521032 | Sprue bush for a disc-molding die | Katsuyuki Hiki | 2006-05-16 |
| D521033 | Inner stamper holder for a disc-molding die | Katsuyuki Hiki | 2006-05-16 |
| D520034 | Cavity ring for a disc-molding die | Katsuyuki Hiki | 2006-05-02 |
| 6558152 | Disc-molding mold | Katsuyuki Yasuda, Hiroyuki Sawaishi | 2003-05-06 |
| 5773040 | Disc molding die | Akira Hatano | 1998-06-30 |
| 5693348 | Disc molding die | Takehiko Kitamura, Akira Hatano | 1997-12-02 |
| 5388982 | Injection molding die mounted on an injection molding machine for molding optical disc base boards | Mitsuo Takahashi, Katsuyuki Yasuda | 1995-02-14 |