Inventor
FUJIKAWA KAZUHIRO
JP28 patents
⚠️ This page may combine multiple inventors who share the name “FUJIKAWA KAZUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO ELECTRIC INDUSTRIES
16 patentsUS7750377B2Jul 6, 2010
Vertical junction field effect transistors, and methods of producing the vertical junction field effect transistors
SUMITOMO ELECTRIC INDUSTRIES15 citations83
US7282760B2Oct 16, 2007
Vertical junction field effect transistors, and methods of producing the vertical junction field effect transistors
SUMITOMO ELECTRIC INDUSTRIES6 citations73
US8043949B2Oct 25, 2011
Method of manufacturing silicon carbide semiconductor device
SUMITOMO ELECTRIC INDUSTRIES6 citations62
US7671388B2Mar 2, 2010
Lateral junction field effect transistor and method of manufacturing the same
SUMITOMO ELECTRIC INDUSTRIES1 citations62
US7671387B2Mar 2, 2010
Lateral junction field effect transistor and method of manufacturing the same
SUMITOMO ELECTRIC INDUSTRIES1 citations62
US7364978B2Apr 29, 2008
Method of fabricating semiconductor device
SUMITOMO ELECTRIC INDUSTRIES4 citations62
US7321142B2Jan 22, 2008
Field effect transistor
SUMITOMO ELECTRIC INDUSTRIES2 citations62
US7049644B2May 23, 2006
Lateral junction field effect transistor and method of manufacturing the same
SUMITOMO ELECTRIC INDUSTRIES2 citations62
US9685885B2Jun 20, 2017
Power conversion apparatus with an inverted-voltage generation circuit
SUMITOMO ELECTRIC INDUSTRIES0 citations52
US7867882B2Jan 11, 2011
Method of manufacturing silicon carbide semiconductor device
SUMITOMO ELECTRIC INDUSTRIES0 citations52
US7759211B2Jul 20, 2010
Method of fabricating semiconductor device
SUMITOMO ELECTRIC INDUSTRIES1 citations52
US7420232B2Sep 2, 2008
Lateral junction field effect transistor and method of manufacturing the same
SUMITOMO ELECTRIC INDUSTRIES0 citations51
US8917142B2Dec 23, 2014
Switching circuit and envelope signal amplifier
SUMITOMO ELECTRIC INDUSTRIES1 citations48
US9154052B2Oct 6, 2015
Power inverter circuit having switching elements
SUMITOMO ELECTRIC INDUSTRIES0 citations41
US10665881B2May 26, 2020
Redox flow battery system, pump control unit, and method for operating redox flow battery
SUMITOMO ELECTRIC INDUSTRIES0 citations40
US9007738B2Apr 14, 2015
Transistor protection circuit
SUMITOMO ELECTRIC INDUSTRIES0 citations39
FUJIKAWA KAZUHIRO
7 patentsUS8623752B2Jan 7, 2014
Ohmic electrode for SiC semiconductor, method of manufacturing ohmic electrode for SiC semiconductor, semiconductor device, and method of manufacturing semiconductor device
FUJIKAWA KAZUHIRO11 citations83
US8760223B2Jun 24, 2014
Switching circuit
FUJIKAWA KAZUHIRO6 citations70
US8697555B2Apr 15, 2014
Method of producing semiconductor device and semiconductor device
FUJIKAWA KAZUHIRO2 citations62
US8624303B2Jan 7, 2014
Field effect transistor
FUJIKAWA KAZUHIRO3 citations61
US8557711B2Oct 15, 2013
Etching solution composition for metal films
FUJIKAWA KAZUHIRO1 citations46
US8643065B2Feb 4, 2014
Semiconductor device and method for manufacturing the same
FUJIKAWA KAZUHIRO0 citations40
US8766699B2Jul 1, 2014
Switching circuit
FUJIKAWA KAZUHIRO0 citations38