Inventor
UMEDA HIDEKAZU
JP19 patents
⚠️ This page may combine multiple inventors who share the name “UMEDA HIDEKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PANASONIC IP MAN CO LTD
6 patentsUS9911843B2Mar 6, 2018
Semiconductor device
PANASONIC IP MAN CO LTD10 citations83
US9484342B2Nov 1, 2016
Semiconductor apparatus
PANASONIC IP MAN CO LTD5 citations73
US10868167B2Dec 15, 2020
Semiconductor device
PANASONIC IP MAN CO LTD2 citations72
US11699751B2Jul 11, 2023
Semiconductor device
PANASONIC IP MAN CO LTD0 citations62
US11595038B2Feb 28, 2023
Control system, switch system, power converter, method for controlling bidirectional switch element, and program
PANASONIC IP MAN CO LTD0 citations52
US9401403B2Jul 26, 2016
Nitride semiconductor structure
PANASONIC IP MAN CO LTD0 citations52
PANASONIC CORP
6 patentsUS7754012B2Jul 13, 2010
Apparatus for production of crystal of group III element nitride and process for producing crystal of group III element nitride
PANASONIC CORP6 citations74
US10811525B2Oct 20, 2020
Bidirectional switch
PANASONIC CORP4 citations73
US9231059B2Jan 5, 2016
Semiconductor device and method of manufacturing the device
PANASONIC CORP4 citations70
US11062981B2Jul 13, 2021
Bidirectional switch and bidirectional switch device including the switch
PANASONIC CORP0 citations52
US10164011B2Dec 25, 2018
Nitride semiconductor device
PANASONIC CORP0 citations52
US8884332B2Nov 11, 2014
Nitride semiconductor device
PANASONIC CORP0 citations42
UMEDA HIDEKAZU
4 patentsUS8692292B2Apr 8, 2014
Semiconductor device including separated gate electrode and conductive layer
UMEDA HIDEKAZU11 citations83
US8872227B2Oct 28, 2014
Nitride semiconductor device
UMEDA HIDEKAZU4 citations72
US8390029B2Mar 5, 2013
Semiconductor device for reducing and/or preventing current collapse
UMEDA HIDEKAZU6 citations72
US8569797B2Oct 29, 2013
Field effect transistor and method of manufacturing the same
UMEDA HIDEKAZU2 citations61