Inventor
KUMAKAWA TAKAHIRO
JP20 patents
⚠️ This page may combine multiple inventors who share the name “KUMAKAWA TAKAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PANASONIC IP MAN CO LTD
8 patentsUS11227725B2Jan 18, 2022
Solid electrolytic capacitor including a plurality of capacitor elements and method for producing the same
PANASONIC IP MAN CO LTD5 citations71
US11295902B2Apr 5, 2022
Solid electrolytic capacitor including anode body penetrating into anode-side electrode layer
PANASONIC IP MAN CO LTD2 citations70
US12586734B2Mar 24, 2026
Method of manufacturing solid electrolytic capacitor including exterior body that covers capacitor element
PANASONIC IP MAN CO LTD0 citations60
US12580135B2Mar 17, 2026
Method of manufacturing a metal film formed on a portion of a conductor exposed from an exterior body
PANASONIC IP MAN CO LTD0 citations60
US11742150B2Aug 29, 2023
Solid electrolytic capacitor including an exterior body that covers a capacitor element and method of manufacturing the same
PANASONIC IP MAN CO LTD0 citations60
US11715606B2Aug 1, 2023
Solid electrolytic capacitor having a metal film formed on a portion of a cathode body exposed from an exterior body
PANASONIC IP MAN CO LTD0 citations60
US12293877B2May 6, 2025
Electrolytic capacitor
PANASONIC IP MAN CO LTD0 citations52
US12257650B2Mar 25, 2025
Joined structure, joining method, and joining material
PANASONIC IP MAN CO LTD0 citations52
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
6 patentsUS6852616B2Feb 8, 2005
Semiconductor device and method for producing the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD72 citations96
US6559528B2May 6, 2003
Semiconductor device and method for the fabrication thereof
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD59 citations96
US6313532B1Nov 6, 2001
Semiconductor device and method for manufacturing the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD74 citations96
US6812573B2Nov 2, 2004
Semiconductor device and method for manufacturing the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations92
US6512298B2Jan 28, 2003
Semiconductor device and method for producing the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD40 citations91
US6924173B2Aug 2, 2005
Semiconductor device and method for the fabrication thereof
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations62
PANASONIC CORP
5 patentsUS7859084B2Dec 28, 2010
Semiconductor substrate
PANASONIC CORP124 citations97
US7838323B2Nov 23, 2010
Method for fabricating semiconductor device
PANASONIC CORP114 citations97
US7754584B2Jul 13, 2010
Semiconductor substrate, and semiconductor device and method of manufacturing the semiconductor device
PANASONIC CORP113 citations97
US7964475B2Jun 21, 2011
Semiconductor wafer, method of manufacturing the same and semiconductor device
PANASONIC CORP6 citations58
US7808059B2Oct 5, 2010
Semiconductor substrate, and semiconductor device and method of manufacturing the semiconductor device
PANASONIC CORP0 citations52