Inventor
MATSUI KOJI
JP53 patents
⚠️ This page may combine multiple inventors who share the name “MATSUI KOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
31 patentsUS7338884B2Mar 4, 2008
Interconnecting substrate for carrying semiconductor device, method of producing thereof and package of semiconductor device
NEC CORP286 citations99
US6861757B2Mar 1, 2005
Interconnecting substrate for carrying semiconductor device, method of producing thereof and package of semiconductor device
NEC CORP55 citations96
US6278153B1Aug 21, 2001
Thin film capacitor formed in via
NEC CORP62 citations96
US5830563ANov 3, 1998
Interconnection structures and method of making same
NEC CORP85 citations96
US5483101AJan 9, 1996
Multilayer printed circuit board
NEC CORP53 citations96
US5384952AJan 31, 1995
Method of connecting an integrated circuit chip to a substrate
NEC CORP67 citations96
US5302456AApr 12, 1994
Anisotropic conductive material and method for connecting integrated circuit element by using the anisotropic conductive material
NEC CORP63 citations96
US5545281AAug 13, 1996
Method of bonding circuit boards
NEC CORP50 citations95
US5318651AJun 7, 1994
Method of bonding circuit boards
NEC CORP46 citations95
US5712506AJan 27, 1998
Semiconductor device with passivation layer of benzocyclobutene polymer and silicon powder
NEC CORP18 citations93
US5287208AFeb 15, 1994
Liquid crystal device with benzocyclobutene alignment layer and protective coating for electrodes
NEC CORP44 citations93
US6841862B2Jan 11, 2005
Semiconductor package board using a metal base
NEC CORP33 citations92
US6798070B2Sep 28, 2004
Electronic device assembly and a method of connecting electronic devices constituting the same
NEC CORP23 citations92
US6576499B2Jun 10, 2003
Electronic device assembly and a method of connecting electronic devices constituting the same
NEC CORP25 citations92
US6466124B1Oct 15, 2002
Thin film resistor and method for forming the same
NEC CORP24 citations92
US6042682AMar 28, 2000
Method of thermocompression bonding a supporting substrate to a semiconductor bare chip
NEC CORP24 citations92
US5972739AOct 26, 1999
Method of manufacturing a tab semiconductor device
NEC CORP33 citations92
US7696007B2Apr 13, 2010
Semiconductor package board using a metal base
NEC CORP8 citations84
US6331811B2Dec 18, 2001
Thin-film resistor, wiring substrate, and method for manufacturing the same
NEC CORP15 citations84
US6204565B1Mar 20, 2001
Semiconductor carrier and method for manufacturing the same
NEC CORP13 citations74
US6156414ADec 5, 2000
Carrier film and process for producing the same
NEC CORP9 citations74
US6150074ANov 21, 2000
Method of forming electrically conductive wiring pattern
NEC CORP9 citations74
US5889233AMar 30, 1999
Multilayer wiring structure
NEC CORP14 citations74
US5372872ADec 13, 1994
Multilayer printed circuit board
NEC CORP13 citations73
US7585699B2Sep 8, 2009
Semiconductor package board using a metal base
NEC CORP2 citations63
US6444403B1Sep 3, 2002
Resin laminated wiring sheet, wiring structure using the same, and production method thereof
NEC CORP2 citations62
US6232398B1May 15, 2001
Alkali or acid corrodible organic or composite particles in resin matrix
NEC CORP5 citations62
US5681648AOct 28, 1997
Printed wiring board and method for preparing the same
NEC CORP5 citations62
US7829199B2Nov 9, 2010
Solder, and mounted components using the same
NEC CORP0 citations52
US6515869B2Feb 4, 2003
Supporting substrate for a semiconductor bare chip
NEC CORP1 citations52
US6333136B1Dec 25, 2001
Carrier film and process for producing the same
NEC CORP0 citations52
NIPPON KOKAN KK
6 patentsUS5000679AMar 19, 1991
Burner with a cylindrical body
NIPPON KOKAN KK18 citations81
US4969815ANov 13, 1990
Burner
NIPPON KOKAN KK11 citations81
US4993939AFeb 19, 1991
Burner with a cylindrical body
NIPPON KOKAN KK8 citations73
US4971552ANov 20, 1990
Burner
NIPPON KOKAN KK6 citations73
US4971553ANov 20, 1990
Burner with a cylindrical body
NIPPON KOKAN KK2 citations62
US4971551ANov 20, 1990
Burner with a cylindrical body
NIPPON KOKAN KK2 citations62
TOSOH CORP
5 patentsUS6030914AFeb 29, 2000
Zirconia fine powder and method for its production
TOSOH CORP36 citations93
US6087285AJul 11, 2000
Zirconia sintered body, process for production thereof, and application thereof
TOSOH CORP67 citations91
US5926595AJul 20, 1999
Optical fiber connector part and process for producing the same
TOSOH CORP4 citations59
US12570579B2Mar 10, 2026
Sintered body and method for producing the same
TOSOH CORP0 citations58
US12391621B2Aug 19, 2025
Sintered body, powder and method for producing the same
TOSOH CORP0 citations58
NITTO DENKO CORP
2 patentsNITTO ELECTRIC IND CO
1 patentTOSHIBA SOLUTIONS CORP
1 patentOSAKA SHIPBUILDING
1 patentNAKAJIMA YASUAKI
1 patentTOPPAN PRINTING CO LTD
1 patentDAIICHI JITSUGYO VISWILL CO LTD
1 patentShowing the top 50 of 53 patents by PatentIndex Score.