Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6070753 | Liquid container | Richard N. Hirst, Richard C. Edstrom, Richard G. Kraft | 2000-06-06 |
| D392892 | Combined container and cap | Richard N. Hirst, Richard C. Edstrom, Richard G. Kraft | 1998-03-31 |
| D348521 | Immunoassay unit for analysis of biological liquid | David O. Pressler, Richard C. Edstrom, Richard N. Hirst, Geraldine A. Pelanek, Daniel A. Slater | 1994-07-05 |
| D337524 | Bottle | Adam Sherman, Richard C. Edstrom, Richard N. Hirst | 1993-07-20 |
| D315791 | Immunoassay unit for analysis of biological liquids or the like | David O. Pressler, Richard C. Edstrom, Richard N. Hirst | 1991-03-26 |