Inventor · Crozet, VA, US

Kevin K. Lehmann

18Patents
8h-index
9Co-inventors
65Inventor score

Filing activity: Nov 7, 1994 → Jan 16, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5528040A Ring-down cavity spectroscopy cell using continuous wave excitation for trace species detection Physics 136 Expired
US6097555A High-finesse optical resonator for cavity ring-down spectroscopy based upon Brewster's angle prism retroreflectors Physics 39 Expired
US5973864A High-finesse optical resonator for cavity ring-down spectroscopy based upon Brewster's angle prism retroreflectors Physics 39 Expired
US7318909B2 Method and apparatus for enhanced evanescent field exposure in an optical fiber resonator for spectroscopic detection and measurement of trace species Physics 26 Expired
US7046362B2 Fiber-optic based cavity ring-down spectroscopy apparatus Physics 15 Expired
US6172824A Low loss prism retroreflectors for relative index of refraction less than the square root of 2 Physics 12 Expired
US6172823A Mode matching for cavity ring-down spectroscopy based upon Brewster's angle prism retroreflectors Physics 12 Expired
US9046462B2 Chirped pulse frequency-domain comb for spectroscopy Electricity 11 Active
US9921170B2 Apparatus and techniques for Fourier transform millimeter-wave spectroscopy Physics 7 Active
US9891165B2 Chirped pulse frequency-domain comb for spectroscopy Electricity 7 Active
US7255836B2 Analytical sensitivity enhancement by catalytic transformation Emerging Cross-Sectional Technologies 7 Expired
US9442079B2 Chirped pulse frequency-domain comb for spectroscopy Electricity 6 Active
US7504263B2 Method for enhanced evanescent field exposure in an optical fiber resonator for spectroscopic detection and measurement of trace species Physics 2 Active
US7504068B2 Apparatus for enhanced evanescent field exposure in an optical fiber resonator for spectroscopic detection and measurement of trace species Physics 2 Active
US6915240B2 System and method of data reduction for improved exponential decay measurements Physics 1 Expired
US9151708B2 Adaptable cell design for a spectroscopy apparatus Physics 1 Active
US11421358B2 Braiding machine, switch for a braiding machine, and sorting apparatus Performing Operations; Transporting 0 Active
US11661685B2 High speed braiding machine with magnetic impellers Textiles; Paper 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.