Inventor · Cave Junction, OR, US

Charles E. Kramer

36Patents
20h-index
42Co-inventors
85Inventor score

Filing activity: Apr 11, 1975 → Nov 5, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US6072180A Non-invasive infrared absorption spectrometer for the generation and capture of thermal gradient spectra from living tissue Physics 141 Expired
US6944486B2 Method and apparatus for determining analyte concentration using phase and magnitude detection of a radiation transfer function Physics 123 Expired
US7006857B2 Method for determining analyte concentration using periodic temperature modulation and phase detection Physics 118 Expired
US6025597A Non-invasive infrared absorption spectrometer for measuring glucose or other constituents in a human or other body Physics 101 Expired
US5900632A Subsurface thermal gradient spectrometry Physics 94 Expired
US7014735B2 Method of fabricating a belt and a belt used to make bulk tissue and towel, and nonwoven articles and fabrics Emerging Cross-Sectional Technologies 93 Expired
US6161028A Method for determining analyte concentration using periodic temperature modulation and phase detection Physics 88 Expired
US6580934B1 Method and apparatus for determining analyte concentration using phase and magnitude detection of a radiation transfer function Physics 80 Expired
US6556850B1 Method for determining analyte concentration using periodic temperature modulation and phase detection Physics 74 Expired
US6196046A Devices and methods for calibration of a thermal gradient spectrometer Human Necessities 64 Expired
US7005044B2 Method of fabricating a belt and a belt used to make bulk tissue and towel, and nonwoven articles and fabrics Emerging Cross-Sectional Technologies 60 Expired
US7847276B2 Impulse analysis for flow sensor-based fluid control system Human Necessities 49 Active
US8067760B2 Impulse analysis for flow sensor-based fluid control system Human Necessities 48 Active
US7815978B2 Method for controlling a functional property of an industrial fabric Emerging Cross-Sectional Technologies 43 Active
US6198949A Solid-state non-invasive infrared absorption spectrometer for the generation and capture of thermal gradient spectra from living tissue Physics 37 Expired
US4078016A Halogenated aromatic polymer/metal phosphinate polymer flame retardant composition Chemistry; Metallurgy 34 Expired
US4000976A Apparatus and method for preparing, diluting and replicating laboratory samples Performing Operations; Transporting 33 Expired
US6968222B2 Methods and device for non-invasive analyte measurement Human Necessities 30 Expired
US4127560A Melt polymerization process for preparing a melt processable resorcinol phthalate polyester utilizing a metal acetate catalyst Chemistry; Metallurgy 29 Expired
US7166196B1 Method for manufacturing resin-impregnated endless belt structures for papermaking machines and similar industrial applications and belt Emerging Cross-Sectional Technologies 26 Expired
US4042561A Flame retardant compositions containing polyphosphazenes Chemistry; Metallurgy 19 Expired
US7169265B1 Method for manufacturing resin-impregnated endless belt and a belt for papermaking machines and similar industrial applications Emerging Cross-Sectional Technologies 18 Expired
US7022208B2 Methods for bonding structural elements of paper machine and industrial fabrics to one another and fabrics produced thereby Emerging Cross-Sectional Technologies 18 Expired
US6577885B1 Method for determining analyte concentration using periodic temperature modulation and phase detection Physics 12 Expired
US6975892B2 Methods for non-invasive analyte measurement from the conjunctiva Human Necessities 11 Expired

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