Robert G. Messerschmidt
37Patents
21h-index
7Co-inventors
78Inventor score
Filing activity: Feb 25, 1985 → Apr 19, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5655530A | Method for non-invasive blood analyte measurement with improved optical interface | Human Necessities | 209 | Expired |
| US5823951A | Method for non-invasive blood analyte measurement with improved optical interface | Human Necessities | 195 | Expired |
| US6152876A | Method for non-invasive blood analyte measurement with improved optical interface | Human Necessities | 128 | Expired |
| US5935062A | Diffuse reflectance monitoring apparatus | Physics | 123 | Expired |
| US5636633A | Diffuse reflectance monitoring apparatus | Physics | 112 | Expired |
| US4730882A | Multiple internal reflectance spectroscopy system | Physics | 93 | Expired |
| US4661706A | Blocker device for eliminating specular reflectance from a diffuse reflection spectrum | Physics | 91 | Expired |
| US6230034A | Diffuse reflectance monitoring apparatus | Physics | 84 | Expired |
| US5019715A | Optical system and method for sample analyzation | Physics | 81 | Expired |
| US4712912A | Spectrophotometric image scrambler for full aperture microspectroscopy | Physics | 81 | Expired |
| US5828066A | Multisource infrared spectrometer | Physics | 76 | Expired |
| US4653880A | Reflective beam splitting objective | Physics | 75 | Expired |
| US4859064A | Diffuse reflectance spectroscopy system and method | Physics | 75 | Expired |
| US5225678A | Spectoscopic sampling accessory having dual measuring and viewing systems | Physics | 74 | Expired |
| US5311021A | Spectroscopic sampling accessory having dual measuring and viewing systems | Physics | 74 | Expired |
| US5051602A | Optical system and method for sample analyzation | Physics | 65 | Expired |
| US6504614B1 | Interferometer spectrometer with reduced alignment sensitivity | Physics | 63 | Expired |
| US6622032B1 | Method for non-invasive blood analyte measurement with improved optical interface | Human Necessities | 57 | Expired |
| US6034370A | Multisource infrared spectrometer | Physics | 52 | Expired |
| US4877960A | Microscope having dual remote image masking | Physics | 27 | Expired |
| US6622033B2 | Diffuse reflectance monitoring apparatus | Physics | 23 | Expired |
| US7161679B2 | Interferometer spectrometer with reduced alignment sensitivity | Physics | 14 | Expired |
| US8988372B2 | Obtaining physiological measurements using a portable device | Physics | 12 | Active |
| US7623906B2 | Diffuse reflectance spectroscopy | Human Necessities | 11 | Expired |
| US9157804B2 | Correlation interferometric methods, devices and systems for low cost and rugged spectroscopy | Physics | 9 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.