Inventor
TSUKADA TAKEO
JP28 patents
⚠️ This page may combine multiple inventors who share the name “TSUKADA TAKEO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TDK CORP
24 patentsUS5800636ASep 1, 1998
Dust core, iron powder therefor and method of making
TDK CORP58 citations93
US6391814B1May 21, 2002
Piezoelectric ceramic and piezoelectric device using same
TDK CORP25 citations92
US6149704ANov 21, 2000
Ferromagnetic powder for dust cores, dust core, and dust core fabrication process
TDK CORP27 citations92
US6102980AAug 15, 2000
Dust core, ferromagnetic powder composition therefor, and method of making
TDK CORP25 citations90
US7985348B2Jul 26, 2011
Piezoelectric ceramic composition
TDK CORP13 citations84
US7944126B2May 17, 2011
Piezoelectric ceramic, vibrator and ultrasonic motor
TDK CORP15 citations84
US6241908B1Jun 5, 2001
Piezoelectric ceramics
TDK CORP17 citations82
US6398978B1Jun 4, 2002
Piezoelectric ceramic
TDK CORP10 citations74
US7264744B2Sep 4, 2007
Piezoelectric ceramic and piezoelectric device
TDK CORP6 citations72
US9991556B2Jun 5, 2018
Garnet-type li-ion conductive oxide
TDK CORP2 citations71
US11631850B2Apr 18, 2023
All-solid-state battery
TDK CORP0 citations62
US11251431B2Feb 15, 2022
All-solid-state battery
TDK CORP0 citations62
US7901590B2Mar 8, 2011
Piezoelectric ceramic composition
TDK CORP4 citations62
US6685850B2Feb 3, 2004
Piezoelectric ceramic material
TDK CORP3 citations62
US7390426B2Jun 24, 2008
Piezoelectric ceramic
TDK CORP4 citations61
US12027710B2Jul 2, 2024
Active material and all-solid secondary battery
TDK CORP0 citations60
US6551522B2Apr 22, 2003
Piezoelectric ceramics
TDK CORP6 citations60
US11349146B2May 31, 2022
All-solid lithium ion secondary battery
TDK CORP0 citations51
US10854917B2Dec 1, 2020
All solid-state lithium ion secondary battery
TDK CORP0 citations51
US9780408B2Oct 3, 2017
Garnet-type Li-ion conductive oxide and all-solid Li-ion secondary battery
TDK CORP0 citations50
US8373968B2Feb 12, 2013
Hexagonal type barium titanate powder, producing method thereof, dielectric ceramic composition and electronic component
TDK CORP1 citations50
US9595399B2Mar 14, 2017
Solid-state ion capacitor
TDK CORP1 citations49
US7507347B2Mar 24, 2009
Piezoelectric ceramic composition and laminated piezoelectric element
TDK CORP1 citations49
US10218032B2Feb 26, 2019
Li-ion conductive oxide ceramic material including garnet-type or similar crystal structure
TDK CORP0 citations48