Inventor
TOMOZAWA HIDEKI
JP11 patents
⚠️ This page may combine multiple inventors who share the name “TOMOZAWA HIDEKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHOWA DENKO KK
8 patentsUS8022419B2Sep 20, 2011
Flip-chip type semiconductor light-emitting device, method for manufacturing flip-chip type semiconductor light-emitting device, printed circuit board for flip-chip type semiconductor light-emitting device, mounting structure for flip-chip type semiconductor light-emitting device, and light-emitting diode lamp
SHOWA DENKO KK25 citations91
US7488971B2Feb 10, 2009
Nitride semiconductor; light-emitting device, light-emitting diode, laser device and lamp using the semiconductor; and production methods thereof
SHOWA DENKO KK13 citations82
US7781777B2Aug 24, 2010
Pn junction type group III nitride semiconductor light-emitting device
SHOWA DENKO KK4 citations61
US7436045B2Oct 14, 2008
Gallium nitride-based semiconductor device
SHOWA DENKO KK2 citations61
US7855386B2Dec 21, 2010
N-type group III nitride semiconductor layered structure
SHOWA DENKO KK2 citations60
US5783251AJul 21, 1998
Method for suppressing electrification and for observing or inspecting an article
SHOWA DENKO KK3 citations59
US7453091B2Nov 18, 2008
Gallium nitride-based semiconductor device
SHOWA DENKO KK0 citations50
US7402841B2Jul 22, 2008
Gallium nitride-based compound semiconductor light-emitting device and electrode for the same
SHOWA DENKO KK0 citations46
HITACHI LTD
3 patentsUS5256454AOct 26, 1993
Method for suppression of electrification
HITACHI LTD24 citations91
US5437893AAug 1, 1995
Method for suppression of electrification
HITACHI LTD17 citations81
US5589270ADec 31, 1996
Processed substrate obtained by a process for effecting suppression of electrification
HITACHI LTD12 citations72