Inventor
SAWDON EDWIN G
US77 patents
Patents
50 patentsUS6378855B1Apr 30, 2002
Locking pin clamp
BTM CORP79 citations97
US6059277AMay 9, 2000
Retracting power clamp
BTM CORP79 citations96
US5479687AJan 2, 1996
Apparatus for joining sheets of material
BTM CORP44 citations96
US5267383ADec 7, 1993
Apparatus for joining sheet material
BTM CORP61 citations96
US5177861AJan 12, 1993
Apparatus for joining sheet material
BTM CORP72 citations96
US5165670ANov 24, 1992
Retracting power clamp
BTM CORP63 citations96
US4910853AMar 27, 1990
Apparatus for joining sheet material
BTM CORP54 citations96
US4757609AJul 19, 1988
Apparatus for joining sheet material
BTM CORP89 citations96
US4574453AMar 11, 1986
Self-attaching fastener and method of securing same to sheet material
BTM CORP54 citations96
US4459735AJul 17, 1984
Joining sheet metal
BTM CORP112 citations96
US5938259AAug 17, 1999
Pad for universal gripper
BTM CORP50 citations95
US5853211ADec 29, 1998
Universal gripper
BTM CORP79 citations95
US5339509AAug 23, 1994
Method for attachment of fastener to sheet material
BTM CORP50 citations95
US6908077B2Jun 21, 2005
Clamp with swinging and linear motion
BTM CORP31 citations93
US6557840B2May 6, 2003
Powered clamp with unlocking feature
BTM CORP22 citations93
US6502880B1Jan 7, 2003
Pin part locator
BTM CORP30 citations93
US6092270AJul 25, 2000
Die for forming a joint
BTM CORP46 citations93
US5884903AMar 23, 1999
Powered clamp and gauging apparatus
BTM CORP47 citations93
US5871250AFeb 16, 1999
Sealed straight line gripper
BTM CORP45 citations93
US5860315AJan 19, 1999
Device for securing tools
BTM CORP47 citations93
US5782130AJul 21, 1998
Apparatus for retaining tools
BTM CORP21 citations93
US5727302AMar 17, 1998
Die and punch for forming a joint and method of making the die
BTM CORP45 citations93
US5709019AJan 20, 1998
Apparatus for joining sheets of material
BTM CORP22 citations93
US5647625AJul 15, 1997
Gripper
BTM CORP38 citations93
US5581860ADec 10, 1996
Apparatus for joining sheet material
BTM CORP44 citations93
US5529297AJun 25, 1996
Clamp having internal snap-fit attachments
BTM CORP22 citations93
US5516173AMay 14, 1996
Gripper
BTM CORP42 citations93
US5435049AJul 25, 1995
Apparatus for joining sheet material
BTM CORP25 citations93
US5431089AJul 11, 1995
Force generating mechanism
BTM CORP22 citations93
USD346942SMay 17, 1994
Plastic clamp
BTM CORP25 citations93
US5208973AMay 11, 1993
Apparatus for joining sheet material
BTM CORP43 citations93
US5190334AMar 2, 1993
Powered clamp with parallel jaws
BTM CORP42 citations93
US5171001ADec 15, 1992
Sealed power clamp
BTM CORP49 citations93
US5150513ASep 29, 1992
Apparatus for joining sheet material
BTM CORP40 citations93
US5027503AJul 2, 1991
Apparatus for joining sheet material
BTM CORP38 citations93
US4989443AFeb 5, 1991
Crimping apparatus
BTM CORP42 citations93
US4878284ANov 7, 1989
Hand held sheet metal joining system
BTM CORP37 citations93
US4722647AFeb 2, 1988
Self-attaching fastener for sheet material
BTM CORP28 citations93
US4574473AMar 11, 1986
Self-attaching fastener and apparatus for securing same to sheet material
BTM CORP45 citations93
US7694399B2Apr 13, 2010
Sheet fastening apparatus and method
BTM CORP35 citations92
USD557128SDec 11, 2007
Button shape for clinch joint
BTM CORP27 citations92
US7029000B2Apr 18, 2006
Sealed locking pin locator clamp
BTM CORP35 citations92
US7003861B2Feb 28, 2006
Tool assembly employing a flexible retainer
BTM CORP17 citations92
US6902159B2Jun 7, 2005
Sealed pin locating and clamping apparatus
BTM CORP36 citations92
US6722842B1Apr 20, 2004
End arm manipulator
BTM CORP47 citations92
US6612557B2Sep 2, 2003
Adjustable stroke clamp
BTM CORP38 citations92
US5737819AApr 14, 1998
Fastening apparatus
BTM CORP36 citations88
US5208974AMay 11, 1993
Apparatus for attaching a fastener to sheet material
BTM CORP38 citations87
US6877730B2Apr 12, 2005
Powered clamp
BTM CORP22 citations86
US7370856B2May 13, 2008
Rotating head pin clamp
BTM CORP15 citations84
Showing the top 50 of 77 patents by PatentIndex Score.