Assignee
VSI CORP
US68 patents
Top patents by PatentIndex Score
US5452979ASep 26, 1995
Fastener assembly
VSI CORP65 citations96
US5362111ANov 8, 1994
Anti-rotation locking device for preventing separation of coupling nuts from fluid lines
VSI CORP118 citations96
US5336028AAug 9, 1994
Captive screw assembly
VSI CORP78 citations96
US5137406AAug 11, 1992
Shear-transfer fastener assembly
VSI CORP65 citations96
US4544312AOct 1, 1985
Pin and process for its manufacture
VSI CORP81 citations96
US4260005AApr 7, 1981
Self-locking fastener, fastener system, and process
VSI CORP99 citations96
US5207544AMay 4, 1993
Fastener assembly
VSI CORP80 citations94
US5039265AAug 13, 1991
Lightweight fastener
VSI CORP67 citations94
US5002418AMar 26, 1991
Hold down device with extended capture pawl mechanism
VSI CORP99 citations93
US5366330ANov 22, 1994
Fastener head with internal recess having a radial slot configuration and installation tool therefor
VSI CORP51 citations92
US5095779AMar 17, 1992
Collet type fastener removal tool
VSI CORP23 citations92
US5090840AFeb 25, 1992
Printed circuit board mounting apparatus
VSI CORP25 citations92
US5082406AJan 21, 1992
Self locking panel fastener with device for visually indicating whether fastener is locked
VSI CORP22 citations92
US5076747ADec 31, 1991
Panel fastener having internal threads and having maximum retaining ring retention capability
VSI CORP23 citations92
US4862773ASep 5, 1989
Collet type fastener removal tool
VSI CORP27 citations92
US4742735AMay 10, 1988
Driver for a lobed collar
VSI CORP32 citations92
US4617844AOct 21, 1986
Removable key for wrenching tool
VSI CORP31 citations92
US4538483ASep 3, 1985
Fastener wrenching means
VSI CORP40 citations92
US4285380AAug 25, 1981
Panel fastener
VSI CORP33 citations92
US4203346AMay 20, 1980
Blind bolt fastener for low bearing strength materials
VSI CORP39 citations92
US4007659AFeb 15, 1977
Fastener insert with improved anti-rotation and pull-out characteristics
VSI CORP51 citations92
US5414594AMay 9, 1995
Self-adjusting insertion/extraction apparatus for printed circuit boards
VSI CORP81 citations91
US4262501AApr 21, 1981
Torque control installation and removal tool
VSI CORP65 citations91
US5269566ADec 14, 1993
Hydraulic fitting locks
VSI CORP31 citations90
US5056208AOct 15, 1991
Method for providing captive panel fastener assembly
VSI CORP29 citations90
US4915559AApr 10, 1990
Lightweight fastener
VSI CORP30 citations90
US4842466AJun 27, 1989
Lightweight fastener
VSI CORP37 citations90
US5607273AMar 4, 1997
Printed circuit board wedge section retainer
VSI CORP88 citations89
US4364416ADec 21, 1982
Low cost accumulator device
VSI CORP29 citations89
US3941484AMar 2, 1976
Non-contact dimensional measurement technique
VSI CORP35 citations89
US4595044AJun 17, 1986
Die casting apparatus
VSI CORP29 citations87
US4480811ANov 6, 1984
Fail-safe actuator device
VSI CORP29 citations87
US5209620AMay 11, 1993
Fastener with differentially inclined axes
VSI CORP29 citations86
US5094491AMar 10, 1992
Hydraulic fitting nut lock
VSI CORP31 citations86
US5092723AMar 3, 1992
Engine clip bolt
VSI CORP26 citations86
US4974274ADec 4, 1990
Method of making an engine clip bolt
VSI CORP30 citations86
US4925221AMay 15, 1990
Toggle latch with automatic safety catch
VSI CORP45 citations86
US4487226ADec 11, 1984
Failure sensing hydraulic accumulator and system
VSI CORP36 citations86
US4428401AJan 31, 1984
Failure sensing hydraulic accumulator and system
VSI CORP28 citations86
US4995777AFeb 26, 1991
Fastener with self-retaining collar
VSI CORP59 citations85
US4980959AJan 1, 1991
Installation tool for helical coil inserts
VSI CORP28 citations85
US5033924AJul 23, 1991
Lock nut having a deformablel threaded bore
VSI CORP20 citations82
US4067371AJan 10, 1978
Mechanically locking fastener
VSI CORP21 citations82
US5011355AApr 30, 1991
Push button type fastener releasable by rotation
VSI CORP29 citations80
US4604010AAug 5, 1986
Draw bar type flange mounted tool holder
VSI CORP30 citations80
US4638849AJan 27, 1987
Nozzle assembly for die casting apparatus
VSI CORP20 citations75
US5061132AOct 29, 1991
Self-locking fastener
VSI CORP19 citations74
US4383353AMay 17, 1983
Process of forming a joint with a predetermined clamp-up load
VSI CORP17 citations74
US5438891AAug 8, 1995
Collet type fastener removal tool
VSI CORP19 citations73
US5257557ANov 2, 1993
Driven tool locking mechanism
VSI CORP16 citations73
Showing the top 50 of 68 patents by PatentIndex Score.