Issued Patents All Time
Showing 25 most recent of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7897331 | Process of using a tetrazolium salt | Steven W. Felman, John J. Landi, Karen L. Marfurt | 2011-03-01 |
| 7767822 | Water-soluble tetrazolium salts | Steven W. Felman, John J. Landi, Karen L. Marfurt | 2010-08-03 |
| 7285425 | Assay test system for regulating temperature | Nazeer Shareef, James E. Smous | 2007-10-23 |
| 6872573 | Fluorescent creatinine assay | Robert P. Hatch | 2005-03-29 |
| 6673630 | Method and apparatus for producing visual results using colorimetric strips | J. Oakey Noell, Michael J. Pugia | 2004-01-06 |
| 6187268 | Transparent flow through membrane for dry reagent analytical devices | Karl HILDENBRAND, Spencer Lin, Michael J. Pugia, Lloyd Schulman | 2001-02-13 |
| 6027570 | Cleaning method for optical surfaces of urine analyzers | Jennifer Farr, Michael L. Bloczynski | 2000-02-22 |
| 5750405 | Method for the detection for protein | Sally E. Cahill, Gary M. Johnson, Michael J. Pugia | 1998-05-12 |
| 5696264 | Folate-alp conjugate | Linda Anderson-Mauser, Frank Thomas Hartl, Gary M. Johnson | 1997-12-09 |
| 5424215 | Assay for the determination of protein in a biological sample | Angela A. Michaels, Michael J. Pugia, Ronald G. Sommer | 1995-06-13 |
| RE34919 | Dithiophenylpyrrole derivative monomers for preparing semi-conducting polymers | Nan-Horng Lin | 1995-04-25 |
| 5220035 | Dithiol-(2-nitrobenzoate) indicators | — | 1993-06-15 |
| 5212066 | Use of inhibitors of color generation in chromogenic assays | Todd K. Cast, David W. Michaels, Wallace G. Strycker | 1993-05-18 |
| 5210217 | Substituted bithiophenes and dithienylpyrroles | J. Oakey Noell, Paul O. Vogelhut, Frederick E. Ward | 1993-05-11 |
| 5187105 | Process for determining thiols using chromogenic benzoisothiazolone derivatives | David L. Garling, Robert P. Hatch | 1993-02-16 |
| 5187265 | Chromogenic thiol indicating benzoisothiazolone compounds | David L. Garling, Robert P. Hatch | 1993-02-16 |
| 5130433 | Chromogenic thiol indicators based on an isobenzothiazolone ring system | David L. Garling, Robert P. Hatch | 1992-07-14 |
| 5128457 | Chromogenic thiol indicators based on an isobenzothiazolone ring system | David L. Garling, Robert P. Hatch | 1992-07-07 |
| 5089420 | Composition, device and method of assaying for a peroxidatively active substance utilizing amine borate compounds | Michael J. Pugia | 1992-02-18 |
| 5079140 | Agent for reducing ascorbic acid interference in liquid or dry phase assay systems and method relating thereto | Lloyd A. Schick, Meitak Teresa Yip | 1992-01-07 |
| 5068355 | Semi-conducting oligomers and method relating thereto | Nan-Horng Lin | 1991-11-26 |
| 5041658 | Carboxamido nitrobenzene disulfide compound | — | 1991-08-20 |
| 5026840 | Photochemical nucleic acid-labeling reagent having a polyalklamine spacer | Nanibhushan Dattagupta | 1991-06-25 |
| 5021586 | Dithiophenylpyrrole derivative monomers for preparing semi-conducting polymers | Nan-Horng Lin | 1991-06-04 |
| 4975367 | Catalytic test composition intended to produce a range of colors | Steven C. Charlton, James W. Reinsch, Mary E. Warchal | 1990-12-04 |