Inventor
OKAMOTO KAZUTAKA
JP34 patents
⚠️ This page may combine multiple inventors who share the name “OKAMOTO KAZUTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
20 patentsUS6843405B2Jan 18, 2005
Method of joining metallic materials
HITACHI LTD51 citations96
US7508682B2Mar 24, 2009
Housing for an electronic circuit
HITACHI LTD34 citations92
US6630734B2Oct 7, 2003
Composite material, and manufacturing method and uses of same
HITACHI LTD17 citations92
US6585148B2Jul 1, 2003
Welding processes for iron-base ultra fine grained materials and structural components manufactured by the processes
HITACHI LTD40 citations92
US6729526B2May 4, 2004
Friction stir welding apparatus and method and processing apparatus and method
HITACHI LTD40 citations91
US6540128B2Apr 1, 2003
Friction stir welding method and apparatus, and welded structure
HITACHI LTD19 citations91
US8006890B2Aug 30, 2011
Friction stir processing apparatus with a vibrator
HITACHI LTD12 citations84
US7480992B2Jan 27, 2009
Cooling plate and manufacturing method thereof, and sputtering target and manufacturing method thereof
HITACHI LTD17 citations84
US6874672B2Apr 5, 2005
Apparatus and method for frictional stirring weld
HITACHI LTD19 citations84
US7661575B2Feb 16, 2010
Friction stirring-welding method
HITACHI LTD7 citations74
US10913680B2Feb 9, 2021
Lead-free glass composition, glass composite material, glass paste, sealing structure, electrical/electronic component and coated component
HITACHI LTD3 citations73
US6646344B1Nov 11, 2003
Composite material, and manufacturing method and uses of same
HITACHI LTD4 citations73
US6611056B2Aug 26, 2003
Composite material, and manufacturing method and uses of same
HITACHI LTD8 citations73
US8052032B2Nov 8, 2011
Composite material and producing method thereof
HITACHI LTD3 citations62
US7866531B2Jan 11, 2011
Multi-sheet structures and method for manufacturing same
HITACHI LTD2 citations62
US7848837B2Dec 7, 2010
Method and apparatus for monitoring the quality of a machining operation
HITACHI LTD4 citations62
US7635075B2Dec 22, 2009
Method of friction stir-spot welding and welding apparatus
HITACHI LTD4 citations62
US7555359B2Jun 30, 2009
Apparatus and method for correcting defects by friction stir processing
HITACHI LTD3 citations62
US6715665B2Apr 6, 2004
Friction stir welding method and apparatus, and welded structure
HITACHI LTD4 citations61
US10804624B2Oct 13, 2020
Joint portion of superconducting wires and method of joining superconducting wires
HITACHI LTD0 citations50
HORIBA LTD
7 patentsUS6633231B1Oct 14, 2003
Communication device and auxiliary device for communication
HORIBA LTD324 citations98
US6522078B1Feb 18, 2003
Remotely controlled power supply switching system
HORIBA LTD151 citations97
US5432350AJul 11, 1995
Pyroelectric infrared detector with an improved sensing element
HORIBA LTD20 citations90
US9857483B2Jan 2, 2018
Radiation detector and radiation detection apparatus
HORIBA LTD3 citations71
US8354059B2Jan 15, 2013
Cell analysis cartridge
HORIBA LTD2 citations61
US10132941B2Nov 20, 2018
Radiation detector and radiation detection apparatus
HORIBA LTD0 citations50
US8859985B2Oct 14, 2014
Radiation detector, radiation detection apparatus, and X-ray analyzer
HORIBA LTD1 citations50