Inventor
SATO KATSUO
39 patents
⚠️ This page may combine multiple inventors who share the name “SATO KATSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TDK CORP
28 patentsUS6580198B2Jun 17, 2003
Surface acoustic wave device having a thin metal oxide film fully covering at least the electrodes and method of fabricating same
TDK CORP35 citations92
US6407486B1Jun 18, 2002
Surface acoustic wave device
TDK CORP34 citations92
US6316860B1Nov 13, 2001
Surface acoustic wave device, and its fabrication process
TDK CORP29 citations92
US5604393AFeb 18, 1997
Surface acoustic wave device
TDK CORP21 citations92
US5929723AJul 27, 1999
Surface acoustic wave apparatus having an electrode that is a doped alloy film
TDK CORP34 citations91
US6121713ASep 19, 2000
Surface acoustic wave device
TDK CORP16 citations84
US6005325ADec 21, 1999
Surface acoustic wave device
TDK CORP16 citations82
US7102461B2Sep 5, 2006
Surface acoustic wave element, surface acoustic wave device, surface acoustic wave duplexer, and method of manufacturing surface acoustic wave element
TDK CORP8 citations74
US6534897B2Mar 18, 2003
Surface acoustic wave device
TDK CORP9 citations74
US6323577B1Nov 27, 2001
Saw device
TDK CORP11 citations74
US6140738AOct 31, 2000
Surface acoustic wave device
TDK CORP6 citations74
US10546672B2Jan 28, 2020
Rare earth based magnet
TDK CORP2 citations73
US10096412B2Oct 9, 2018
Rare earth based magnet
TDK CORP3 citations73
US10083783B2Sep 25, 2018
Rare earth based magnet
TDK CORP2 citations72
US6946772B2Sep 20, 2005
Saw element, saw device and branching filter
TDK CORP4 citations63
US6137207AOct 24, 2000
Surface acoustic wave device containing an interdigital electrode on a single crystal substrate
TDK CORP6 citations63
US7132310B2Nov 7, 2006
Packaging substrate and manufacturing method thereof, integrated circuit device and manufacturing method thereof, and SAW device
TDK CORP2 citations62
US6700300B2Mar 2, 2004
Surface acoustic wave device and piezoelectric substrate used therefor
TDK CORP3 citations62
US6696736B2Feb 24, 2004
Piezoelectric substrate for surface acoustic wave device, and surface acoustic wave device
TDK CORP5 citations62
US6429570B1Aug 6, 2002
Surface acoustic wave device
TDK CORP4 citations62
US6400061B1Jun 4, 2002
Surface acoustic wave device and substrate thereof
TDK CORP4 citations62
US6452306B1Sep 17, 2002
Surface acoustic wave device and piezoelectric substrate used therefor
TDK CORP5 citations61
US7015556B2Mar 21, 2006
Packaging substrate and manufacturing method thereof, integrated circuit device and manufacturing method thereof, and saw device
TDK CORP0 citations52
US10256016B2Apr 9, 2019
Rare earth based magnet
TDK CORP0 citations41
US10109402B2Oct 23, 2018
Rare earth based magnet
TDK CORP0 citations41
US10090087B2Oct 2, 2018
Rare earth based magnet
TDK CORP0 citations41
US10020099B2Jul 10, 2018
Rare earth based magnet
TDK CORP0 citations41
US9548149B2Jan 17, 2017
Rare earth based magnet
TDK CORP0 citations41
MITSUBISHI GAS CHEMICAL CO
3 patentsUS4605765AAug 12, 1986
Novel polyamine
MITSUBISHI GAS CHEMICAL CO20 citations82
US4541958ASep 17, 1985
Hardening agent for epoxy resins comprising an amideamine compound
MITSUBISHI GAS CHEMICAL CO18 citations73
US4410690AOct 18, 1983
Process for preparation of modified aromatic hydrocarbon resin
MITSUBISHI GAS CHEMICAL CO1 citations47