Inventor
FUJIWARA HIROYUKI
JP84 patents
⚠️ This page may combine multiple inventors who share the name “FUJIWARA HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OKI DATA KK
30 patentsUS6913985B2Jul 5, 2005
Method of manufacturing a semiconductor device
OKI DATA KK58 citations96
US7078729B2Jul 18, 2006
Semiconductor device and method of manufacturing the same
OKI DATA KK18 citations93
US6790695B2Sep 14, 2004
Semiconductor device and method of manufacturing the same
OKI DATA KK27 citations93
US7239337B2Jul 3, 2007
Combined semiconductor apparatus with thin semiconductor films
OKI DATA KK23 citations92
US7180099B2Feb 20, 2007
Semiconductor apparatus with thin semiconductor film
OKI DATA KK27 citations92
US6765235B2Jul 20, 2004
Array of semiconductor elements with paired driving scheme
OKI DATA KK27 citations92
US7408566B2Aug 5, 2008
Semiconductor device, LED print head and image-forming apparatus using same, and method of manufacturing semiconductor device
OKI DATA KK9 citations84
US7061113B2Jun 13, 2006
Semiconductor apparatus, led head, and image forming apparatus
OKI DATA KK11 citations84
US7947576B2May 24, 2011
Method of manufacturing by etching a semiconductor substrate horizontally without creating a vertical face
OKI DATA KK8 citations83
US7135708B2Nov 14, 2006
Semiconductor apparatus having conductive layers and semiconductor thin films
OKI DATA KK6 citations74
US7122834B2Oct 17, 2006
Semiconductor apparatus having adhesion layer and semiconductor thin film
OKI DATA KK10 citations73
US6909122B2Jun 21, 2005
Semiconductor light-emitting device with isolation trenches, and method of fabricating same
OKI DATA KK8 citations73
US6541796B2Apr 1, 2003
Opto-electronic device with self-aligned ohmic contact layer
OKI DATA KK11 citations73
US6291328B1Sep 18, 2001
Opto-electronic device with self-aligned ohmic contact layer
OKI DATA KK11 citations73
US7456449B2Nov 25, 2008
Semiconductor apparatus, LED print head, and printer
OKI DATA KK7 citations71
US8384221B2Feb 26, 2013
Semiconductor device, LED head and method of manufacturing the same
OKI DATA KK4 citations63
US7625809B2Dec 1, 2009
Semiconductor device and method of manufacturing the same
OKI DATA KK2 citations63
US7486307B2Feb 3, 2009
Semiconductor apparatus having conductive layers and semiconductor thin films
OKI DATA KK4 citations63
US7242026B2Jul 10, 2007
Semiconductor light-emitting device
OKI DATA KK4 citations63
US6781246B2Aug 24, 2004
Semiconductor array device with single interconnection layer
OKI DATA KK6 citations63
US8343848B2Jan 1, 2013
Semiconductor device, LED print head and image-forming apparatus using same, and method of manufacturing semiconductor device
OKI DATA KK3 citations62
US8035116B2Oct 11, 2011
Semiconductor device, light emitting diode head, and image forming apparatus
OKI DATA KK4 citations62
US8022387B2Sep 20, 2011
Composite semiconductor device having a thyristor structure
OKI DATA KK3 citations62
US7999275B2Aug 16, 2011
Composite semiconductor device, LED head that employs the composite semiconductor device, and image forming apparatus that employs the LED head
OKI DATA KK2 citations62
US7928572B2Apr 19, 2011
Composite semiconductor device
OKI DATA KK2 citations62
US7893455B2Feb 22, 2011
Semiconductor light emitting device with stress absorber, LED printhead, and image forming apparatus
OKI DATA KK3 citations62
US7871834B2Jan 18, 2011
Combined semiconductor apparatus with thin semiconductor films
OKI DATA KK5 citations62
US7754512B2Jul 13, 2010
Method of fabricating semiconductor light-emitting devices with isolation trenches
OKI DATA KK2 citations62
US7541620B2Jun 2, 2009
Semiconductor device, light emitting diode print head, and image forming apparatus
OKI DATA KK5 citations62
US7361935B2Apr 22, 2008
Semiconductor device, LED print head, that uses the semiconductor, and image forming apparatus that uses the LED print head
OKI DATA KK3 citations62
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
4 patentsUS5299902AApr 5, 1994
Chip-type electronic element supplying apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD91 citations94
US5525023AJun 11, 1996
Chip component supply apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD16 citations72
US7131478B2Nov 7, 2006
Component supply system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations71
US6910514B2Jun 28, 2005
Part feeder
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations60
OKI ELECTRIC IND CO LTD
3 patentsUS5955748ASep 21, 1999
End face light emitting type light emitting diode
OKI ELECTRIC IND CO LTD54 citations95
US5869848AFeb 9, 1999
End face light-emitting-type LED, end face light-emitting-type LED array and methods of manufacturing them
OKI ELECTRIC IND CO LTD23 citations91
US5866439AFeb 2, 1999
Method of fabricating an end face light emitting type light-emitting diode and a light-emitting diode array device
OKI ELECTRIC IND CO LTD3 citations62
FUJIWARA HIROYUKI
2 patentsDELTA KOGYO CO
1 patentHITACHI LTD
1 patentMITSUBISHI ELECTRIC CORP
1 patentSUNTORY LTD
1 patentYAMAMOTO SHINJI
1 patentOMRON TATEISI ELECTRONICS CO
1 patentCASIO COMPUTER CO LTD
1 patentPANASONIC IP MAN CO LTD
1 patentOGIHARA MITSUHIKO
1 patentDELTA TOOLING CO LTD
1 patentSUZUKI TAKAHITO
1 patentShowing the top 50 of 84 patents by PatentIndex Score.