Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5198232 | Injection moulding apparatus | John B. Thornthwaite | 1993-03-30 |
| 5151232 | Injection moulding process | John B. Thornthwaite | 1992-09-29 |
| 5013228 | Injection moulding apparatus | John B. Thornthwaite | 1991-05-07 |