Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4981068 | Expansible chamber device having variably restrained valve systems | Weldon R. Hudson | 1991-01-01 |
| 4909990 | Immunoassay apparatus | Myron J. Block, Steve J. Lackie | 1990-03-20 |
| 4844869 | Immunoassay apparatus | — | 1989-07-04 |