Assignee
SPS TECHNOLOGIES
US77 patents
Top patents by PatentIndex Score
US4185701AJan 29, 1980
Tightening apparatus
SPS TECHNOLOGIES1,052 citations99
US4899591AFeb 13, 1990
Ultrasonic load indicating member, apparatus and method
SPS TECHNOLOGIES126 citations98
US5029480AJul 9, 1991
Ultrasonic load indicating member
SPS TECHNOLOGIES72 citations96
US4846001AJul 11, 1989
Ultrasonic load indicating member
SPS TECHNOLOGIES122 citations96
US4375121AMar 1, 1983
Dynamic friction indicator and tightening system usable therewith
SPS TECHNOLOGIES67 citations96
US5888316AMar 30, 1999
Nickel-cobalt based alloys
SPS TECHNOLOGIES41 citations95
US5476555ADec 19, 1995
Nickel-cobalt based alloys
SPS TECHNOLOGIES64 citations95
US4316512AFeb 23, 1982
Impact wrench
SPS TECHNOLOGIES113 citations95
US4364697ADec 21, 1982
Blind fastener assembly
SPS TECHNOLOGIES58 citations94
US4168650ASep 25, 1979
Blind fastener
SPS TECHNOLOGIES58 citations93
US4686859AAug 18, 1987
Load indicating member, apparatus and method
SPS TECHNOLOGIES45 citations92
US4676109AJun 30, 1987
Load indicating member, apparatus and method
SPS TECHNOLOGIES38 citations92
US4561820ADec 31, 1985
Carousel automatic storage and retrieval system
SPS TECHNOLOGIES68 citations92
US4375120AMar 1, 1983
Method and apparatus for tightening threaded fastener assemblies
SPS TECHNOLOGIES41 citations92
US4375122AMar 1, 1983
Method and apparatus for tightening threaded fastener assemblies
SPS TECHNOLOGIES39 citations92
US4344216AAug 17, 1982
Apparatus and method for tightening an assembly
SPS TECHNOLOGIES61 citations92
US4163311AAug 7, 1979
Tightening system for blind fasteners
SPS TECHNOLOGIES49 citations92
US4163310AAug 7, 1979
Tightening system
SPS TECHNOLOGIES49 citations92
US4104779AAug 8, 1978
Tightening method and system
SPS TECHNOLOGIES32 citations92
US4104780AAug 8, 1978
Method and system for tightening joint assembly
SPS TECHNOLOGIES35 citations92
US4389157AJun 21, 1983
Retrieval and storage mechanism for use with an automated rotating storage unit
SPS TECHNOLOGIES95 citations91
US4324517AApr 13, 1982
Panel fastener assembly with retainer ring
SPS TECHNOLOGIES95 citations91
US5216622AJun 1, 1993
Ultrasonic drive/sense circuitry for automated fastener tightening
SPS TECHNOLOGIES43 citations90
US4842463AJun 27, 1989
Vibration resistant fasteners
SPS TECHNOLOGIES40 citations90
US4808050AFeb 28, 1989
Vibration resistant fasteners
SPS TECHNOLOGIES45 citations90
US4657459AApr 14, 1987
Vibration resistant fasteners
SPS TECHNOLOGIES30 citations90
US4142439AMar 6, 1979
Blind fastener assembly
SPS TECHNOLOGIES36 citations90
US5112248AMay 12, 1992
Electrical contact mechanism for ultrasonic transducers on fasteners
SPS TECHNOLOGIES29 citations89
US5018988AMay 28, 1991
Electrical contact mechanism for ultrasonic transducers on fasteners
SPS TECHNOLOGIES47 citations89
US4908069AMar 13, 1990
Alloys containing gamma prime phase and process for forming same
SPS TECHNOLOGIES29 citations89
US5123792AJun 23, 1992
Blind fastener with washer for composite material
SPS TECHNOLOGIES43 citations87
US4941362AJul 17, 1990
Torque and angular displacement sensing in controlled wrenches
SPS TECHNOLOGIES41 citations87
US4832548AMay 23, 1989
Blind fastener for composite material
SPS TECHNOLOGIES45 citations87
US5073074ADec 17, 1991
Set screw
SPS TECHNOLOGIES74 citations86
US5032047AJul 16, 1991
Barrel nut retention apparatus
SPS TECHNOLOGIES34 citations86
US4943196AJul 24, 1990
Swaged collar fastener
SPS TECHNOLOGIES72 citations86
US4764068AAug 16, 1988
Knurled cup-point set screw
SPS TECHNOLOGIES83 citations86
US4579491AApr 1, 1986
Blind fastener assembly
SPS TECHNOLOGIES82 citations86
US4333220AJun 8, 1982
Method and apparatus for tightening an assembly including a pre-load indicating fastener
SPS TECHNOLOGIES37 citations86
US5927921AJul 27, 1999
Enhanced fatigue nut
SPS TECHNOLOGIES57 citations85
US6073552AJun 13, 2000
Method of fastener identification by impressing characters into a surface
SPS TECHNOLOGIES39 citations81
US4375123AMar 1, 1983
Method and apparatus for tightening threaded fastener assemblies
SPS TECHNOLOGIES46 citations81
US4328871AMay 11, 1982
Power tool speed and torque control mechanism
SPS TECHNOLOGIES37 citations81
US4132147AJan 2, 1979
Store retention and release mechanism
SPS TECHNOLOGIES39 citations81
US4211120AJul 8, 1980
Tightening apparatus
SPS TECHNOLOGIES29 citations80
US5382303AJan 17, 1995
Permanent magnets and methods for their fabrication
SPS TECHNOLOGIES18 citations78
US5129964AJul 14, 1992
Process for making nd-b-fe type magnets utilizing a hydrogen and oxygen treatment
SPS TECHNOLOGIES8 citations74
US4832133AMay 23, 1989
Tightening system and a method of tightening
SPS TECHNOLOGIES19 citations74
US4358735ANov 9, 1982
Bidirectional incremental encoding system for measuring maximum forward angular displacement of a bidirectionally rotatable rotating shaft
SPS TECHNOLOGIES17 citations74
US4136416AJan 30, 1979
Method of producing a vibration resistant fastener
SPS TECHNOLOGIES18 citations74
Showing the top 50 of 77 patents by PatentIndex Score.