Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5033650 | Multiple barrel dispensing device | Laurence Colin, Bernard F. Harkins | 1991-07-23 |
| 4995540 | Unit dosage dispenser for dental impression materials | Laurence Colin | 1991-02-26 |
| 4969747 | Reverse flow dispensing mixer | Laurence Colin, Bernard F. Harkins | 1990-11-13 |
| 4753536 | Dispensing mixer for the storage and mixing of separate materials | Bernard F. Harkins, Laurence Colin | 1988-06-28 |