Inventor
WICKHOLM DAVID R
US10 patents
⚠️ This page may combine multiple inventors who share the name “WICKHOLM DAVID R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HUGHES AIRCRAFT CO
8 patentsUS5368254ANov 29, 1994
Optical imaging system including generally conical, transparent protective dome and optically refractive fixed corrector for reversing conical deformation created by viewing through the dome
HUGHES AIRCRAFT CO25 citations91
US5191470AMar 2, 1993
Monocular optical inspection system with long eye relief and enhanced depth perception
HUGHES AIRCRAFT CO21 citations90
US4824228AApr 25, 1989
Stereomicroscopic inspection system with low eyestrain features
HUGHES AIRCRAFT CO21 citations80
US4792214ADec 20, 1988
Optical magnifying system: 10 x loupe
HUGHES AIRCRAFT CO12 citations71
US5381264AJan 10, 1995
Multiple field of view sensor lens assembly
HUGHES AIRCRAFT CO11 citations68
US4768866ASep 6, 1988
Optical magnifying system: 4× loupe
HUGHES AIRCRAFT CO4 citations60
US5282087AJan 25, 1994
Multiple field of view sensor lens assembly
HUGHES AIRCRAFT CO4 citations57
US4988175AJan 29, 1991
Optical magnifying system
HUGHES AIRCRAFT CO0 citations39