Inventor
PERSON RANDY L
US3 patents
Patents
3 patentsUS6073851AJun 13, 2000
Multi-focus optical reader with masked or apodized lens
SPECTRA PHYSICS SCANNING SYST244 citations98
US6042012AMar 28, 2000
Method and apparatus for reading images without need for self-generated illumination source
SPECTRA PHYSICS SCANNING SYST195 citations98
US5814803ASep 29, 1998
Image reader with multi-focus lens
SPECTRA PHYSICS SCANNING SYST259 citations98