Assignee
GLEASON WORKS
US139 patents
Top patents by PatentIndex Score
US6217409B1Apr 17, 2001
Threaded grinding wheel and method of dressing
GLEASON WORKS91 citations96
US5297055AMar 22, 1994
Multi-functional measurement system
GLEASON WORKS64 citations96
US6712566B2Mar 30, 2004
Machine and method for producing bevel gears
GLEASON WORKS83 citations95
US5904457AMay 18, 1999
Detecting tool wear by thermal monitoring of workpiece
GLEASON WORKS57 citations95
US5290135AMar 1, 1994
Rotary ring cutter having coolant distribution and discharge means
GLEASON WORKS90 citations95
US5175962AJan 5, 1993
Method of and apparatus for machining spur and helical gears
GLEASON WORKS60 citations95
US4981402AJan 1, 1991
Multi-axis bevel and hypoid gear generating machine
GLEASON WORKS134 citations94
US6311590B1Nov 6, 2001
Cutting tool for producing gears by face hobbing
GLEASON WORKS30 citations93
US5944587AAug 31, 1999
Cutting edge rounding method
GLEASON WORKS21 citations93
US5895180AApr 20, 1999
Method of determining cutting blade positional errors in face hobbing cutters
GLEASON WORKS20 citations93
US5890846AApr 6, 1999
Cutting tool for toothed articles
GLEASON WORKS48 citations93
US5839943ANov 24, 1998
Method of and apparatus for truing cutter heads
GLEASON WORKS20 citations93
US5586848ADec 24, 1996
Machine tool chip removal system
GLEASON WORKS56 citations93
US5580298ADec 3, 1996
Method of producing tooth flank surface modifications
GLEASON WORKS52 citations93
US6497610B1Dec 24, 2002
Process for dressing an internal or external gear tool for fine machining of tooth profiles
GLEASON WORKS21 citations92
US6260855B1Jul 17, 2001
Workholding apparatus
GLEASON WORKS30 citations92
US6120217ASep 19, 2000
Cutting tool for producing toothed articles
GLEASON WORKS32 citations92
US6669415B2Dec 30, 2003
Machine for producing bevel gears
GLEASON WORKS33 citations91
US6390893B1May 21, 2002
Method of machining gears
GLEASON WORKS39 citations91
US6120355ASep 19, 2000
Method and apparatus for lapping gears
GLEASON WORKS37 citations91
US5609058AMar 11, 1997
Method of determining backlash
GLEASON WORKS34 citations91
US5289815AMar 1, 1994
Method of dressing a threaded grinding wheel
GLEASON WORKS28 citations91
US5168661ADec 8, 1992
Method of grinding the surfaces of cutting blades and grinding wheel therefor
GLEASON WORKS34 citations91
US5116173AMay 26, 1992
Method of generating bevel and hypoid gears
GLEASON WORKS77 citations91
US5480343AJan 2, 1996
Method of sharpening profile-sharpened cutting blades
GLEASON WORKS27 citations90
US5228814AJul 20, 1993
Gear hobbing machine
GLEASON WORKS39 citations90
US4963122AOct 16, 1990
Continuously variable differential
GLEASON WORKS33 citations90
US4759113AJul 26, 1988
Hob clamping system
GLEASON WORKS27 citations90
US4575285AMar 11, 1986
Cutting tool and method of manufacture
GLEASON WORKS52 citations90
US6422924B1Jul 23, 2002
Process for widening the crown of cylindrical-type gears by continuous diagonal hobbing
GLEASON WORKS22 citations89
US5951219ASep 14, 1999
Chip removal apparatus for machine tool
GLEASON WORKS38 citations89
US5800103ASep 1, 1998
Method of machining during indexing
GLEASON WORKS50 citations89
US5538462AJul 23, 1996
Lapping compound supply system for a gear finishing machine
GLEASON WORKS26 citations89
US5139005AAug 18, 1992
Universal dressing roller and method and apparatus for dressing cup-shaped grinding wheels
GLEASON WORKS45 citations89
US5136522AAug 4, 1992
Stock dividing method and apparatus for gear manufacturing machine
GLEASON WORKS40 citations89
US4621954ANov 11, 1986
Gear cutter assembly
GLEASON WORKS29 citations89
US5310295AMay 10, 1994
Tool feeding method in gear manufacturing processes
GLEASON WORKS48 citations88
US5610994AMar 11, 1997
Digital imaging of tooth contact pattern
GLEASON WORKS39 citations87
US5738569AApr 14, 1998
Threaded grinding wheel, and method of dressing
GLEASON WORKS30 citations86
US5716174AFeb 10, 1998
Tool feeding method
GLEASON WORKS23 citations86
US5573449ANov 12, 1996
Threaded grinding wheel, method of dressing, and grinding a workpiece therewith
GLEASON WORKS29 citations86
US6299393B1Oct 9, 2001
Method and apparatus for chip removal
GLEASON WORKS20 citations85
US6179537B1Jan 30, 2001
Clamping screw
GLEASON WORKS27 citations85
US7462092B2Dec 9, 2008
Method of finishing bevel gears to produce a diffuse surface structure
GLEASON WORKS13 citations82
US4495835AJan 29, 1985
Differential gearing assembly
GLEASON WORKS24 citations82
US4491035AJan 1, 1985
Differential gear apparatus
GLEASON WORKS21 citations82
US7553115B2Jun 30, 2009
Gear testing and lapping machine
GLEASON WORKS11 citations81
US7364391B1Apr 29, 2008
Manufacturing straight bevel gears
GLEASON WORKS19 citations81
US7182674B2Feb 27, 2007
Coolant delivery apparatus for machine tool
GLEASON WORKS12 citations81
US7794186B2Sep 14, 2010
Gear cutting machine, in particular bevel gear cutting machine, having a device for chamfering / deburring the edges of a work piece
GLEASON WORKS13 citations80
Showing the top 50 of 139 patents by PatentIndex Score.