Inventor
YAMAGIWA HIROTO
JP15 patents
⚠️ This page may combine multiple inventors who share the name “YAMAGIWA HIROTO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PANASONIC IP MAN CO LTD
9 patentsUS9502549B2Nov 22, 2016
Nitride semiconductor device
PANASONIC IP MAN CO LTD7 citations82
US9818835B2Nov 14, 2017
Semiconductor device
PANASONIC IP MAN CO LTD2 citations72
US10083870B2Sep 25, 2018
Semiconductor device
PANASONIC IP MAN CO LTD2 citations71
US12284825B2Apr 22, 2025
Semiconductor device including electrodes with identical potential
PANASONIC IP MAN CO LTD1 citations64
US12074093B2Aug 27, 2024
Integrated semiconductor device
PANASONIC IP MAN CO LTD0 citations62
US12490512B2Dec 2, 2025
High voltage nitride semiconductor device
PANASONIC IP MAN CO LTD0 citations52
US12439661B2Oct 7, 2025
Semiconductor device
PANASONIC IP MAN CO LTD0 citations52
US10312339B2Jun 4, 2019
Semiconductor device
PANASONIC IP MAN CO LTD0 citations51
US9923069B1Mar 20, 2018
Nitride semiconductor device
PANASONIC IP MAN CO LTD0 citations39
YAMAGIWA HIROTO
3 patentsUS8497553B2Jul 30, 2013
Semiconductor device
YAMAGIWA HIROTO4 citations59
US8526207B2Sep 3, 2013
Bi-directional switch, alternating-current two-wire switch, switching power source circuit, and method of driving bi-directional switch
YAMAGIWA HIROTO3 citations58
US8063418B2Nov 22, 2011
Semiconductor device
YAMAGIWA HIROTO0 citations33