Inventor
OSHIMA YUICHI
JP32 patents
⚠️ This page may combine multiple inventors who share the name “OSHIMA YUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI CABLE
14 patentsUS6924159B2Aug 2, 2005
Semiconductor substrate made of group III nitride, and process for manufacture thereof
HITACHI CABLE113 citations98
US7196399B2Mar 27, 2007
Epitaxially grown nitride-based compound semiconductor crystal substrate structure with low dislocation density
HITACHI CABLE29 citations92
US7189588B2Mar 13, 2007
Group III nitride semiconductor substrate and its manufacturing method
HITACHI CABLE30 citations92
US7118934B2Oct 10, 2006
Porous substrate for epitaxial growth, method for manufacturing same, and method for manufacturing III-nitride semiconductor substrate
HITACHI CABLE18 citations92
US7097920B2Aug 29, 2006
Group III nitride based semiconductor substrate and process for manufacture thereof
HITACHI CABLE16 citations84
US7829913B2Nov 9, 2010
Porous substrate and its manufacturing method, and gan semiconductor multilayer substrate and its manufacturing method
HITACHI CABLE15 citations80
US7791103B2Sep 7, 2010
Group III nitride semiconductor substrate
HITACHI CABLE7 citations74
US7271404B2Sep 18, 2007
Group III-V nitride-based semiconductor substrate and method of making same
HITACHI CABLE6 citations74
US7075111B2Jul 11, 2006
Nitride semiconductor substrate and its production method
HITACHI CABLE7 citations74
US7906412B2Mar 15, 2011
Method of fabricating group III nitride semiconductor single crystal, and method of fabricating group III nitride semiconductor single crystal substrate
HITACHI CABLE5 citations63
US7662488B2Feb 16, 2010
Nitride-based semiconductor substrate and method of making the same
HITACHI CABLE3 citations63
US7348278B2Mar 25, 2008
Method of making nitride-based compound semiconductor crystal and substrate
HITACHI CABLE5 citations63
US7728323B2Jun 1, 2010
Nitride-based semiconductor substrate, method of making the same and epitaxial substrate for nitride-based semiconductor light emitting device
HITACHI CABLE1 citations52
US7589345B2Sep 15, 2009
Nitride-based compound semiconductor substrate and method for fabricating the same
HITACHI CABLE0 citations52
OSHIMA YUICHI
8 patentsUS8690636B2Apr 8, 2014
Compound semiconductor substrate production method
OSHIMA YUICHI2 citations62
US9246049B2Jan 26, 2016
Nitride-based semiconductor substrate and semiconductor device
OSHIMA YUICHI1 citations51
US8829651B2Sep 9, 2014
Nitride-based semiconductor substrate and semiconductor device
OSHIMA YUICHI1 citations51
US8715413B2May 6, 2014
Method for manufacturing a group III nitride semiconductor crystal and method for manufacturing a group III nitride semiconductor substrate
OSHIMA YUICHI0 citations51
US8624356B2Jan 7, 2014
Group III nitride semiconductor substrate production method, and group III nitride semiconductor substrate
OSHIMA YUICHI1 citations51
US8592316B2Nov 26, 2013
Nitride semiconductor substrate, production method therefor and nitride semiconductor device
OSHIMA YUICHI0 citations51
US8143702B2Mar 27, 2012
Group III-V nitride based semiconductor substrate and method of making same
OSHIMA YUICHI1 citations51
US8101939B2Jan 24, 2012
GaN single-crystal substrate and method for producing GaN single crystal
OSHIMA YUICHI0 citations51
FLOSFIA INC
3 patentsUS11804519B2Oct 31, 2023
Crystalline multilayer structure, semiconductor device, and method of manufacturing crystalline structure
FLOSFIA INC0 citations58
US11694894B2Jul 4, 2023
Crystalline film containing a crystalline metal oxide and method for manufacturing the same under partial pressure
FLOSFIA INC0 citations58
US10460934B2Oct 29, 2019
Crystalline film, semiconductor device including crystalline film, and method for producing crystalline film
FLOSFIA INC0 citations50