James R. Schaeffer
14Patents
6h-index
19Co-inventors
63Inventor score
Filing activity: Jul 21, 1976 → Apr 24, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4110079A | Analytical element for clinical analysis | Physics | 76 | Expired |
| US4111838A | Composition for chromatography | Performing Operations; Transporting | 38 | Expired |
| US4735907A | Stabilized fluorescent rare earth labels and labeled physiologically reactive species | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4064010A | Purification of uricase | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4784912A | Latex particles incorporating stabilized fluorescent rare earth labels | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5185249A | Dry analytical element for assaying salicylate | Physics | 7 | Expired |
| US6046052A | Dry analytical elements for the determination of protein | Physics | 6 | Expired |
| US6015683A | Dry analytical element for acetaminophen assay | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6783731B1 | Dry analytical element for acetaminophen assay | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5294540A | Ethanol analytical element | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4042461A | Method for purifying cholesterol esterase | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5188802A | Dry analytical element for lithium assay | Physics | 3 | Expired |
| US5320946A | Method and element for assay of catechol and catechol generating substances | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5506116A | Method and element for assay of catechol and catechol generating substances | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.