Johnson; Leighton C.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Johnson; Leighton C..The latest application filed is for "multiple profile reagent card".
- Johnson; Leighton C. - Edwardsburg MI
| Patent | Date |
|---|---|
| Multiple profile reagent card Grant 4,526,753 - Boger , et al. July 2, 1 | 1985-07-02 |
| Apparatus for and method of optical absorbance and fluorescent radiation measurement Grant 4,488,814 - Johnson December 18, 1 | 1984-12-18 |
| Capillary tube holder for liquid transfer in immunoassay Grant 4,454,235 - Johnson June 12, 1 | 1984-06-12 |
| Apparatus for producing monocellular layers of cell-containing biological fluid Grant 4,280,442 - Johnson July 28, 1 | 1981-07-28 |
| Method of making printed reagent test devices Grant 4,216,245 - Johnson August 5, 1 | 1980-08-05 |
| Staining method by capillary action Grant 4,199,613 - Johnson April 22, 1 | 1980-04-22 |
| Staining apparatus Grant 4,129,093 - Johnson December 12, 1 | 1978-12-12 |
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