Robert P. Hatch
20Patents
7h-index
14Co-inventors
62Inventor score
Filing activity: Mar 27, 1984 → Jan 2, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5520883A | Test devices for determination of glucose | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4806631A | Immobilization of nucleic acids on solvolyzed nylon supports | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5126275A | Analytical method using tetrazolium salt indicators having a reflectance plateau | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5300637A | 2-benzothiazolyl tetrazolium salt indicators | Chemistry; Metallurgy | 10 | Expired |
| US5081044A | Detection of hydrogen peroxide with optical indicator chalcogen compounds | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4558130A | Fluorogenic dihydroquinolone and dihydrocoumarin indicators for hydrogen peroxide | Chemistry; Metallurgy | 8 | Expired |
| US4794079A | Determination of hydrogen peroxide using fluorogenic dihydroquinolone and dihydrocoumarin indicators | Chemistry; Metallurgy | 7 | Expired |
| US5130433A | Chromogenic thiol indicators based on an isobenzothiazolone ring system | Physics | 6 | Expired |
| US5187105A | Process for determining thiols using chromogenic benzoisothiazolone derivatives | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5250695A | Use of specific counteranions to modify the solubility of tetrazolium salts | Chemistry; Metallurgy | 5 | Expired |
| US4895798A | Test devices for determination of occult blood | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6872573B2 | Fluorescent creatinine assay | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4996332A | Optical indicator coumarins and methods for their preparation and use | Chemistry; Metallurgy | 3 | Expired |
| US6033918A | Method and device for the detection of analyte in a fluid sample | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5187265A | Chromogenic thiol indicating benzoisothiazolone compounds | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6210978A | Method and device for the detection of analyte in a fluid test sample | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5128457A | Chromogenic thiol indicators based on an isobenzothiazolone ring system | Physics | 2 | Expired |
| US5723619A | Method for the synthesis of deoxypyridinoline | Chemistry; Metallurgy | 1 | Expired |
| US4778893A | Optical indicator 3,4-dihydro-2-quinolones | Emerging Cross-Sectional Technologies | 1 | Expired |
| US5468641A | Device for validating urobilinogen test devices | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.