Issued Patents All Time
Showing 26–50 of 184 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6350401 | Method of multi-layer injection molding | Denis Babin | 2002-02-26 |
| 6323465 | Externally heated hot-runner nozzle with resistance wire | Andreas Scheffler | 2001-11-27 |
| 6318990 | Injection molding nozzle apparatus | Denis Babin, George Olaru | 2001-11-20 |
| 6302680 | Injection molding apparatus with removable nozzle seal | Itsuto Nakanishi | 2001-10-16 |
| 6286751 | Method of making an injection molding melt dividing bushing | Denis Babin | 2001-09-11 |
| 6274075 | Five layer injection molding apparatus having four position valve member actuating mechanism | Denis Babin | 2001-08-14 |
| 6270711 | Injection molding apparatus having a melt bore through the front end of the pin | Denis Babin | 2001-08-07 |
| 6230384 | Method of making an injection molding cylindrical manifold insert | Helen Zhuang | 2001-05-15 |
| 6196826 | Seepage system for an injection molding apparatus | Denis Babin, Helen Zhuang | 2001-03-06 |
| 6176700 | Injection molding cooled cavity insert | — | 2001-01-23 |
| 6162043 | Injection molding nozzle screwed into a mounting base | — | 2000-12-19 |
| 6135751 | Injection molding apparatus having melt dividing bushings | Denis Babin | 2000-10-24 |
| 6113381 | Injection molding valve member actuating mechanism | Simon Chu | 2000-09-05 |
| 6099780 | Method of three layer injection molding with sequential and simultaneous coinjection | — | 2000-08-08 |
| 6095790 | Injection molding cylindrical manifold insert and method | Helen Zhuang | 2000-08-01 |
| 6079972 | Injection molding cooling core having spiral grooves | — | 2000-06-27 |
| 6077067 | Injection molding apparatus having a cooling core with a ribbed cap | — | 2000-06-20 |
| 6074191 | Five layer injection molding apparatus having four position valve member actuating mechanism | Denis Babin | 2000-06-13 |
| 6062841 | Sprue gated multi-layer injection molding apparatus | Denis Babin | 2000-05-16 |
| 6030202 | Injection molding three portion gate and cavity insert | Itsuto Nakanishi | 2000-02-29 |
| 6017209 | Injection molding cooled gate insert | Denis Babin | 2000-01-25 |
| 6009616 | Method of making an injection molding nozzle with tip insert | — | 2000-01-04 |
| 5980236 | Injection molding apparatus having nozzles with elongated mounting flanges | Denis Babin | 1999-11-09 |
| 5955121 | Injection molding apparatus with insert secured through the manifold to a nozzle | Denis Babin | 1999-09-21 |
| 5952016 | Side gated injection molding apparatus with actuated manifold | — | 1999-09-14 |