Assignee
KOPPY CORP
US17 patents
Top patents by PatentIndex Score
US6158265ADec 12, 2000
Method of forming retaining members on a housing
KOPPY CORP17 citations92
US6058591AMay 9, 2000
Clutch drum and method of manufacture
KOPPY CORP23 citations92
US6035737AMar 14, 2000
Assembly having an outer band member secured to an inner housing
KOPPY CORP17 citations92
US5906135AMay 25, 1999
Coast clutch with power take off gear
KOPPY CORP29 citations92
US5896970AApr 27, 1999
Clutch housing
KOPPY CORP21 citations92
US5893704AApr 13, 1999
Torque converter
KOPPY CORP20 citations92
US5881856AMar 16, 1999
Clutch drum and method of manufacture
KOPPY CORP21 citations92
US4014619AMar 29, 1977
Retainer ring and splined member assembly
KOPPY CORP52 citations90
US5305943AApr 26, 1994
Splined assembly
KOPPY CORP21 citations86
US5180043AJan 19, 1993
Splined assembly
KOPPY CORP37 citations86
US4089097AMay 16, 1978
Method of forming an annular slot in a longitudinally splined annular member
KOPPY CORP20 citations76
US6007430ADec 28, 1999
Two-piece carrier assembly
KOPPY CORP7 citations73
US4765167AAug 23, 1988
Method of roll forming piston
KOPPY CORP21 citations73
US4466566AAug 21, 1984
Method of forming a thin walled annular channel
KOPPY CORP10 citations69
US7243770B2Jul 17, 2007
Clutch assembly including strengthening members
KOPPY CORP3 citations62
US6945086B2Sep 20, 2005
Clutch assembly including strengthening members
KOPPY CORP4 citations62
US6776274B2Aug 17, 2004
Assembly for vehicle driveline components
KOPPY CORP5 citations62