John Reffner
14Patents
8h-index
18Co-inventors
69Inventor score
Filing activity: Mar 2, 1990 → Nov 10, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5019715A | Optical system and method for sample analyzation | Physics | 81 | Expired |
| US5051602A | Optical system and method for sample analyzation | Physics | 65 | Expired |
| US5200609A | Radiant energy spectroscopy system with diamond internal reflection element | Physics | 27 | Expired |
| US5581085A | Infrared microspectrometer accessory | Physics | 20 | Expired |
| US5172182A | Internal reflectance element with very small sample contacting surface | Physics | 15 | Expired |
| US5616922A | Optically coupled infrared transmitting composite internal reflecting elements | Physics | 14 | Expired |
| US5864139A | Confocal microspectrometer system | Physics | 12 | Expired |
| US6907390B1 | Miniaturized opto-electronic magnifying system | Physics | 8 | Expired |
| US6693280B2 | Mid-infrared spectrometer attachment to light microscopes | Physics | 7 | Expired |
| US11633729B2 | Particles with radial variation | Chemistry; Metallurgy | 0 | Active |
| US11091614B2 | Multiphase conductive polymer composite compositions | Chemistry; Metallurgy | 0 | Active |
| US11548955B2 | Component addition polymerization | Chemistry; Metallurgy | 0 | Active |
| US12421377B2 | Heat aging-resistant and flexible polyolefin formulation | Chemistry; Metallurgy | 0 | Active |
| US6972409B2 | Mid-infrared spectrometer attachment to light microscopes | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.