Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10350809 | Plastic processing screw | — | 2019-07-16 |
| 7314368 | Dual-cylinder injection molding apparatus | — | 2008-01-01 |
| 6988821 | Plastics screw with barrier members | — | 2006-01-24 |
| 6739862 | Dual cylinder injection molding apparatus | — | 2004-05-25 |
| 6464488 | Sliding ring non-return valve | — | 2002-10-15 |
| 6413076 | Shut-off nozzle | — | 2002-07-02 |
| 6203311 | Sliding ring non-return valve | — | 2001-03-20 |
| 5470514 | Injection molding method for a shot of determined mass | — | 1995-11-28 |
| 5258158 | Positive-type non-return valve and method of using valve | — | 1993-11-02 |
| 5151282 | Positive-type non-return valve | — | 1992-09-29 |
| 5071255 | Apparatus for varying pressure within a screw channel | Bryan Bennett | 1991-12-10 |
| 4896969 | Method and apparatus for melting and conveying plasticated material | — | 1990-01-30 |
| 4842414 | Mixing device for a feed screw | — | 1989-06-27 |
| 4723847 | Apparatus for varying pressure within a screw channel | — | 1988-02-09 |
| 4444507 | Apparatus and method for melting and conveying plasticated material | — | 1984-04-24 |