Inventor
TAKENAKA TSUYOSHI
JP24 patents
⚠️ This page may combine multiple inventors who share the name “TAKENAKA TSUYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
21 patentsUS6581819B1Jun 24, 2003
Panel structure, a friction stir welding method, and a panel
HITACHI LTD66 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
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
US7520104B2Apr 21, 2009
Friction stir welding member
HITACHI LTD7 citations82
US6966481B2Nov 22, 2005
Friction stir welding method
HITACHI LTD7 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
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