Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888364 | Solid gel dispensers for achieving controlled release of volatile liquid materials and method for preparing same | Daniel Graiver | 1989-12-19 |
| 4851168 | Novel polyvinyl alcohol compositions and products prepared therefrom | Daniel Graiver, Gary A. Dahlbeck | 1989-07-25 |