Assignee
HOPPMANN CORP
US28 patents
Top patents by PatentIndex Score
US5302634AApr 12, 1994
Cured unsaturated polyester-polyurethane hybrid highly filled resin foams
HOPPMANN CORP161 citations97
US4723661AFeb 9, 1988
Rotary puck conveying, accumulating and qualifying mechanism
HOPPMANN CORP91 citations94
US5236077AAug 17, 1993
Linear feeder
HOPPMANN CORP56 citations93
US6311825B1Nov 6, 2001
Recirculation system for a robotic pickup
HOPPMANN CORP23 citations92
US5853077ADec 29, 1998
Article handling device, combination and methods
HOPPMANN CORP20 citations92
US5145051ASep 8, 1992
Disc for centrifugal feeder
HOPPMANN CORP27 citations92
US5031295AJul 16, 1991
Multi-purpose turret assembly
HOPPMANN CORP22 citations92
US4828100AMay 9, 1989
Rotating ring orienting feeder
HOPPMANN CORP24 citations91
US3986636AOct 19, 1976
High speed method for translating articles from in-line array to side by side array
HOPPMANN CORP39 citations89
US4388989AJun 21, 1983
Continuous rotary method of transporting articles
HOPPMANN CORP34 citations88
US5038921AAug 13, 1991
Transport carrier conveyor
HOPPMANN CORP20 citations80
US4305496ADec 15, 1981
Method of transporting singulated parts
HOPPMANN CORP27 citations78
US5954184ASep 21, 1999
Apparatus and method for feeding, presenting and/or orienting parts
HOPPMANN CORP14 citations73
US5564551AOct 15, 1996
Puck conveying mechanism and method
HOPPMANN CORP14 citations73
US5544732AAug 13, 1996
Method and apparatus for orienting and conveying flexible or thin articles
HOPPMANN CORP10 citations73
US4821920AApr 18, 1989
Method and apparatus for loading articles onto feeder by elevating ramp segments
HOPPMANN CORP16 citations72
US5064054ANov 12, 1991
Overlapping flat surface transport carrier conveyor
HOPPMANN CORP16 citations71
US4094412AJun 13, 1978
Rolling method of sorting particulate articles
HOPPMANN CORP12 citations71
US6009744AJan 4, 2000
System and method for high voltage leak detection
HOPPMANN CORP16 citations70
US4455067AJun 19, 1984
Method of modifying slide transparencies so as to provide uniform illumination in angular projection
HOPPMANN CORP9 citations69
US5333716AAug 2, 1994
Linear feeder for varying size articles
HOPPMANN CORP17 citations68
US4848559AJul 18, 1989
Method or apparatus for elevating articles in a feeder
HOPPMANN CORP11 citations67
US5389041AFeb 14, 1995
Rigid disc drive universal link
HOPPMANN CORP3 citations62
US5031306AJul 16, 1991
Assembly turret with universal nests
HOPPMANN CORP3 citations62
US5040668AAug 20, 1991
Transport carrier conveyor
HOPPMANN CORP5 citations60
US5015841AMay 14, 1991
Object comparing device with discrete sensors and master object
HOPPMANN CORP5 citations59
US4848800AJul 18, 1989
Retrieval label
HOPPMANN CORP2 citations59
US4844699AJul 4, 1989
Submersible pump
HOPPMANN CORP4 citations58