Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6071463 | Method and apparatus for preventing sink marks in the injection moulding of thermoplastic polymers | — | 2000-06-06 |
| 5551141 | Method of injection moulding a polymeric material insert into a metal shell | Donald E. Griffiths | 1996-09-03 |
| 5196341 | Apparatus for detecting micro-organisms | Martin R. Ackland | 1993-03-23 |
| 5028226 | Multi-cavity, co-injection molding apparatus | Brian Fairchild, Ian Flude | 1991-07-02 |
| 4881884 | Apparatus for injection moulding | — | 1989-11-21 |
| 4789635 | Apparatus for detecting micro-organisms | Martin R. Ackland | 1988-12-06 |
| 4653337 | Containers for use in detecting micro-organisms | Martin R. Ackland | 1987-03-31 |