Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5045480 | Gel particles having hapten moieties bound thereto as immunoassay reagent | Richard D. Johnson, Ronald G. Sommer, Kin F. Yip | 1991-09-03 |
| 4822747 | Polyacrylamide gel particles having hapten moieties bound thereto as immunoassay reagent | Richard D. Johnson, Ronald G. Sommer, Kin F. Yip | 1989-04-18 |