Assignee
UMM ELECTRONICS INC
US11 patents
Top patents by PatentIndex Score
US6210344B1Apr 3, 2001
Method and apparatus for passive heart rate detection
UMM ELECTRONICS INC92 citations95
US6150124ANov 21, 2000
Method for passively determining the application of a sample fluid on an analyte strip
UMM ELECTRONICS INC63 citations95
US6069011AMay 30, 2000
Method for determining the application of a sample fluid on an analyte strip using first and second derivatives
UMM ELECTRONICS INC38 citations92
US6124585ASep 26, 2000
Apparatus for measuring the reflectance of strips having non-uniform color
UMM ELECTRONICS INC31 citations91
US6323495B1Nov 27, 2001
Method and apparatus for the determination of phase delay in a lifetime fluorometer without the use of lifetime standards
UMM ELECTRONICS INC16 citations83
US6274326B1Aug 14, 2001
Method and apparatus for detecting proper strip insertion into an optical reflectance meter
UMM ELECTRONICS INC12 citations73
US5801817ASep 1, 1998
Method and apparatus for eliminating the effects of varying sample distance on optical measurements
UMM ELECTRONICS INC14 citations73
US5738828AApr 14, 1998
Apparatus for detecting proper strip insertion into an optical reflectance meter
UMM ELECTRONICS INC10 citations73
US6172751B1Jan 9, 2001
High efficiency reflectometry illuminator and collector system
UMM ELECTRONICS INC3 citations49
US6057912AMay 2, 2000
Method for Blackbody lamp reference compensation using a single silicon photodiode
UMM ELECTRONICS INC5 citations49
US6313547B1Nov 6, 2001
Apparatus for quality control verification of an electrochemistry test
UMM ELECTRONICS INC0 citations41