Inventor
NAKATA HIROHIKO
JP68 patents
⚠️ This page may combine multiple inventors who share the name “NAKATA HIROHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO ELECTRIC INDUSTRIES
48 patentsUS7090394B2Aug 15, 2006
Temperature gauge and ceramic susceptor in which it is utilized
SUMITOMO ELECTRIC INDUSTRIES478 citations99
US6963052B2Nov 8, 2005
Heater module for semiconductor manufacturing equipment
SUMITOMO ELECTRIC INDUSTRIES417 citations99
US6460482B1Oct 8, 2002
Gas shower unit for semiconductor manufacturing apparatus and semiconductor manufacturing apparatus
SUMITOMO ELECTRIC INDUSTRIES383 citations99
US6261703B1Jul 17, 2001
Copper circuit junction substrate and method of producing the same
SUMITOMO ELECTRIC INDUSTRIES111 citations98
US6554906B1Apr 29, 2003
Wafer holder for semiconductor manufacturing apparatus and semiconductor manufacturing apparatus using the same
SUMITOMO ELECTRIC INDUSTRIES64 citations96
US6508884B2Jan 21, 2003
Wafer holder for semiconductor manufacturing apparatus, method of manufacturing wafer holder, and semiconductor manufacturing apparatus
SUMITOMO ELECTRIC INDUSTRIES48 citations96
US6122170ASep 19, 2000
Power module board and power module using the board
SUMITOMO ELECTRIC INDUSTRIES71 citations95
US6403510B1Jun 11, 2002
Aluminum nitride sintered body and manufacturing method thereof
SUMITOMO ELECTRIC INDUSTRIES24 citations93
US6392197B2May 21, 2002
Ceramic heater for toner-fixing units and method for manufacturing the heater
SUMITOMO ELECTRIC INDUSTRIES21 citations93
US6365879B1Apr 2, 2002
Wafer holder for semiconductor manufacturing apparatus
SUMITOMO ELECTRIC INDUSTRIES40 citations93
US5732318AMar 24, 1998
Heater and heating/fixing unit comprising the same
SUMITOMO ELECTRIC INDUSTRIES35 citations93
US7268322B2Sep 11, 2007
Semiconductor heating apparatus
SUMITOMO ELECTRIC INDUSTRIES30 citations92
US6664515B2Dec 16, 2003
Circuit pattern of resistance heating elements and substrate-treating apparatus incorporating the pattern
SUMITOMO ELECTRIC INDUSTRIES38 citations92
US6423400B1Jul 23, 2002
Susceptor for semiconductor manufacturing equipment and process for producing the same
SUMITOMO ELECTRIC INDUSTRIES29 citations92
US6271163B1Aug 7, 2001
Aluminum nitride sintered body and method of preparing the same
SUMITOMO ELECTRIC INDUSTRIES22 citations92
US5998043ADec 7, 1999
Member for semiconductor device using an aluminum nitride substrate material, and method of manufacturing the same
SUMITOMO ELECTRIC INDUSTRIES21 citations92
US5023147AJun 11, 1991
Ceramics-metal jointed body
SUMITOMO ELECTRIC INDUSTRIES23 citations89
US7576303B2Aug 18, 2009
Wafer holder, and wafer prober provided therewith
SUMITOMO ELECTRIC INDUSTRIES11 citations84
US7554059B2Jun 30, 2009
Heater unit and semiconductor manufacturing apparatus including the same
SUMITOMO ELECTRIC INDUSTRIES10 citations84
US7425838B2Sep 16, 2008
Body for keeping a wafer and wafer prober using the same
SUMITOMO ELECTRIC INDUSTRIES10 citations84
US7361230B2Apr 22, 2008
Substrate processing apparatus
SUMITOMO ELECTRIC INDUSTRIES17 citations84
US7211153B2May 1, 2007
Ceramic joined body, substrate holding structure and substrate processing apparatus
SUMITOMO ELECTRIC INDUSTRIES17 citations84
US7177536B2Feb 13, 2007
Fluid heating heater
SUMITOMO ELECTRIC INDUSTRIES10 citations84
US7045045B2May 16, 2006
Workpiece holder for processing apparatus, and processing apparatus using the same
SUMITOMO ELECTRIC INDUSTRIES14 citations84
US6384378B2May 7, 2002
Ceramic heater for toner-fixing units and method for manufacturing the heater
SUMITOMO ELECTRIC INDUSTRIES18 citations84
US6174614B1Jan 16, 2001
Sintered aluminum nitride body and metallized substrate prepared therefrom
SUMITOMO ELECTRIC INDUSTRIES17 citations84
US7491432B2Feb 17, 2009
Ceramic susceptor for semiconductor manufacturing equipment
SUMITOMO ELECTRIC INDUSTRIES11 citations79
US6716304B2Apr 6, 2004
Wafer holder for semiconductor manufacturing apparatus, and method of manufacturing the wafer holder
SUMITOMO ELECTRIC INDUSTRIES8 citations74
US6671489B2Dec 30, 2003
Thermal fixing apparatus
SUMITOMO ELECTRIC INDUSTRIES10 citations74
US6569524B2May 27, 2003
High thermal conductivity composite material, and method for producing the same
SUMITOMO ELECTRIC INDUSTRIES12 citations74
US6458444B1Oct 1, 2002
Ceramic substrate and polishing method thereof
SUMITOMO ELECTRIC INDUSTRIES9 citations74
US6428741B2Aug 6, 2002
Aluminum nitride sintered body and method of preparing the same
SUMITOMO ELECTRIC INDUSTRIES5 citations74
US6084221AJul 4, 2000
Aluminum nitride heater
SUMITOMO ELECTRIC INDUSTRIES14 citations74
US6049064AApr 11, 2000
Heat fixing device for fixing a toner image
SUMITOMO ELECTRIC INDUSTRIES12 citations74
US7279048B2Oct 9, 2007
Semiconductor manufacturing apparatus
SUMITOMO ELECTRIC INDUSTRIES8 citations73
US5955148ASep 21, 1999
Aluminium nitride ceramics and method for preparing the same
SUMITOMO ELECTRIC INDUSTRIES11 citations73
US5679469AOct 21, 1997
Metallized ceramic substrate having smooth plating layer and method for producing the same
SUMITOMO ELECTRIC INDUSTRIES14 citations73
US5677052AOct 14, 1997
Aluminum nitride ceramics and method for preparing the same
SUMITOMO ELECTRIC INDUSTRIES10 citations73
US6548787B2Apr 15, 2003
Ceramic heater
SUMITOMO ELECTRIC INDUSTRIES11 citations70
US6294275B1Sep 25, 2001
Aluminum-nitride sintered body, method for fabricating the same, and semiconductor substrate comprising the same
SUMITOMO ELECTRIC INDUSTRIES10 citations70
US7999210B2Aug 16, 2011
Heating device for manufacturing semiconductor
SUMITOMO ELECTRIC INDUSTRIES2 citations63
US7837798B2Nov 23, 2010
Semiconductor processing apparatus with a heat resistant hermetically sealed substrate support
SUMITOMO ELECTRIC INDUSTRIES2 citations63
US7806984B2Oct 5, 2010
Semiconductor or liquid crystal producing device
SUMITOMO ELECTRIC INDUSTRIES4 citations63
US7414823B2Aug 19, 2008
Holder for use in semiconductor or liquid-crystal manufacturing device and semiconductor or liquid-crystal manufacturing device in which the holder is installed
SUMITOMO ELECTRIC INDUSTRIES6 citations63
US7394043B2Jul 1, 2008
Ceramic susceptor
SUMITOMO ELECTRIC INDUSTRIES4 citations63
US7341969B2Mar 11, 2008
Aluminum nitride sintered body
SUMITOMO ELECTRIC INDUSTRIES3 citations63
US7268321B2Sep 11, 2007
Wafer holder and semiconductor manufacturing apparatus
SUMITOMO ELECTRIC INDUSTRIES3 citations63
US7090423B2Aug 15, 2006
Connecting structures
SUMITOMO ELECTRIC INDUSTRIES3 citations63
UNIV OSAKA
1 patentFINE CERAMICS CENTER
1 patentShowing the top 50 of 68 patents by PatentIndex Score.