Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869720 | Hypodermic syringe assembly | — | 1989-09-26 |
| 4867988 | Dentifrice containing microencapsulated oxygen | — | 1989-09-19 |
| 4844885 | Frangible capsules containing composition | — | 1989-07-04 |
| 4838441 | Child resistant closure | — | 1989-06-13 |
| 4808639 | Liquid curable adhesive composition comprising a polyester resin and a microencapsulated peroxide curing agent | — | 1989-02-28 |