Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7798799 | Measurement control method of an injection molding machine | Fumio Shiozawa, Tetsuo Ikeda, Takashi Hakoda, Seiichi Sakurada | 2010-09-21 |
| 5700501 | Injection mold for molding discs | — | 1997-12-23 |
| 5690974 | Metal mold for molding runnerless product | — | 1997-11-25 |
| 5648106 | Injection mold for molding information recording discs | Akira Iijima | 1997-07-15 |
| 5516276 | Injection molding apparatus for molding a disc having a replaceable die | Kazutoshi Takayama, Makoto Nakazawa, Toshiyuki Kanai, Shuji AIBA, Minoru Yamazaki | 1996-05-14 |
| 5464339 | Molding dye for disk substrate | Nobuyuki Arakawa, Takashi Segawa, Moriyoshi Kaneko, Kazutoshi Takayama | 1995-11-07 |
| 5333369 | Method and apparatus for positioning dies | Akira Iijima | 1994-08-02 |
| 4867668 | Mold for plastic molding | — | 1989-09-19 |