Inventor
ISHIMARU YASUO
JP45 patents
⚠️ This page may combine multiple inventors who share the name “ISHIMARU YASUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
44 patentsUS7036707B2May 2, 2006
Friction stir welding method, frame members used therein, and product formed thereby
HITACHI LTD76 citations99
US6193137B1Feb 27, 2001
Constructive body and friction stir welding method
HITACHI LTD145 citations99
US6299050B1Oct 9, 2001
Friction stir welding apparatus and method
HITACHI LTD127 citations98
US6581819B1Jun 24, 2003
Panel structure, a friction stir welding method, and a panel
HITACHI LTD66 citations97
US6305866B1Oct 23, 2001
Structure joined by friction stir welding
HITACHI LTD60 citations97
US6237829B1May 29, 2001
Friction stir welding apparatus
HITACHI LTD59 citations97
US6050474AApr 18, 2000
Friction stir welding method, frame members used therein, and product formed thereby
HITACHI LTD222 citations97
US7178303B2Feb 20, 2007
Friction stir welding hollow frame member
HITACHI LTD17 citations96
US6862860B2Mar 8, 2005
Friction stir welding method of opposite sides of panels
HITACHI LTD24 citations96
US6840426B2Jan 11, 2005
Friction stir welding method and structure body formed by friction stir welding
HITACHI LTD38 citations96
US6619534B2Sep 16, 2003
Friction stir welding method using members which overlap and have protrusion at the weld location prior to the welding
HITACHI LTD22 citations96
US6585443B2Jul 1, 2003
Structural body formed by friction stir welding two members, one of which has a protruding portion
HITACHI LTD22 citations96
US6419144B2Jul 16, 2002
Method of forming structural body using friction stir welding, and structural body formed
HITACHI LTD32 citations96
US6382498B2May 7, 2002
Friction stir welding method including positioning of rotary tool, and structural body formed thereby
HITACHI LTD37 citations96
US6378754B2Apr 30, 2002
Friction stir welding method including removal of protruding portion, and structural body formed thereby
HITACHI LTD32 citations96
US6527470B2Mar 4, 2003
Structural body and friction stir welding method
HITACHI LTD29 citations93
US5601034AFeb 11, 1997
Rolling stock and method for equipping the interior the same
HITACHI LTD48 citations93
US7665651B2Feb 23, 2010
Method of joining two members by friction stir welding
HITACHI LTD10 citations92
US7114304B2Oct 3, 2006
Friction stir welding member
HITACHI LTD11 citations92
US6936332B2Aug 30, 2005
Extruded frame member for use in friction stir welding
HITACHI LTD17 citations92
US6607837B2Aug 19, 2003
Structural body formed by friction stir welding method
HITACHI LTD15 citations92
US6595403B2Jul 22, 2003
Friction stir welding method
HITACHI LTD27 citations92
US5595123AJan 21, 1997
Rolling stock and method for equipping the interior the same
HITACHI LTD29 citations90
US6722286B2Apr 20, 2004
Structure and railway car
HITACHI LTD18 citations84
US7520104B2Apr 21, 2009
Friction stir welding member
HITACHI LTD7 citations82
US6966481B2Nov 22, 2005
Friction stir welding method
HITACHI LTD7 citations82
US6640515B1Nov 4, 2003
Frame member used in friction stir welding
HITACHI LTD12 citations82
US7416769B2Aug 26, 2008
Friction stir welding member
HITACHI LTD2 citations74
US7073701B2Jul 11, 2006
Method of joining two members by friction stir welding
HITACHI LTD5 citations74
US7056594B2Jun 6, 2006
Friction stir welding method and structure body
HITACHI LTD5 citations74
US7032804B2Apr 25, 2006
Friction stir welding method and structure body
HITACHI LTD2 citations74
US6978923B2Dec 27, 2005
Friction stir welding method
HITACHI LTD2 citations74
US6953144B2Oct 11, 2005
Friction stir wilding method and structure body
HITACHI LTD4 citations74
US6716538B2Apr 6, 2004
Structural body formed by friction stir welding
HITACHI LTD2 citations74
US6530713B2Mar 11, 2003
Structural body
HITACHI LTD4 citations74
US4186864AFeb 5, 1980
Method for producing a welded joint
HITACHI LTD13 citations72
US7562802B2Jul 21, 2009
Friction stir welding method and structure body formed
HITACHI LTD0 citations63
US7513409B2Apr 7, 2009
Friction stir welding method and structure body
HITACHI LTD0 citations63
US7413107B2Aug 19, 2008
Friction stir welding method and structure body
HITACHI LTD1 citations63
US7287683B2Oct 30, 2007
Method of joining two members by friction stir welding
HITACHI LTD1 citations63
US7032805B2Apr 25, 2006
Manufacturing method of structure body and structure body formed
HITACHI LTD0 citations63
US6983873B2Jan 10, 2006
Friction stir welding method and structure body formed
HITACHI LTD0 citations63
US6946206B2Sep 20, 2005
Friction stir welding method and structure body
HITACHI LTD1 citations63
US6533493B2Mar 18, 2003
Structural body
HITACHI LTD0 citations52