Inventor
SHAKUDA YUKIO
JP63 patents
⚠️ This page may combine multiple inventors who share the name “SHAKUDA YUKIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROHM CO LTD
47 patentsUS5838029ANov 17, 1998
GaN-type light emitting device formed on a silicon substrate
ROHM CO LTD167 citations99
US6084899AJul 4, 2000
Semiconductor light emitting device and manufacturing method
ROHM CO LTD90 citations98
US5557115ASep 17, 1996
Light emitting semiconductor device with sub-mount
ROHM CO LTD138 citations98
US6156584ADec 5, 2000
Method of manufacturing a semiconductor light emitting device
ROHM CO LTD90 citations97
US6107644AAug 22, 2000
Semiconductor light emitting device
ROHM CO LTD100 citations97
US6376866B1Apr 23, 2002
GaN semiconductor light emitting device having a group II-VI substrate
ROHM CO LTD32 citations96
US6329216B1Dec 11, 2001
Method of manufacturing an AlGaInP light emitting device using auto-doping
ROHM CO LTD76 citations96
US6298079B1Oct 2, 2001
Gallium nitride type laser for emitting blue light
ROHM CO LTD62 citations96
US6274891B1Aug 14, 2001
Semiconductor laser
ROHM CO LTD42 citations96
US6115399ASep 5, 2000
Semiconductor light emitting device
ROHM CO LTD50 citations96
US6087681AJul 11, 2000
GaN semiconductor light emitting device having a group III-V substrate
ROHM CO LTD57 citations96
US6072819AJun 6, 2000
Semiconductor light-emitting device and method of fabricating the same
ROHM CO LTD77 citations96
US5974069AOct 26, 1999
Semiconductor laser and manufacturing method thereof
ROHM CO LTD52 citations96
US5939735AAug 17, 1999
Semiconductor light emitting device
ROHM CO LTD60 citations96
US5825052AOct 20, 1998
Semiconductor light emmitting device
ROHM CO LTD63 citations96
US5814533ASep 29, 1998
Semiconductor light emitting element and manufacturing method therefor
ROHM CO LTD71 citations96
US5751752AMay 12, 1998
Semiconductor light emitting device and manufacturing method therefor
ROHM CO LTD86 citations96
US7592633B2Sep 22, 2009
Semiconductor light emitting device
ROHM CO LTD23 citations93
US6996150B1Feb 7, 2006
Semiconductor light emitting device and manufacturing method therefor
ROHM CO LTD32 citations93
US6238947B1May 29, 2001
Semiconductor light-emitting device and method of fabricating the same
ROHM CO LTD40 citations93
US6060727AMay 9, 2000
Light emitting semiconductor device
ROHM CO LTD30 citations93
US5940684AAug 17, 1999
Method and equipment for manufacturing semiconductor device
ROHM CO LTD43 citations93
US5793405AAug 11, 1998
LED printhead, LED array chip therefor and method of making LED array chip
ROHM CO LTD43 citations93
US5583880ADec 10, 1996
Semiconductor laser
ROHM CO LTD36 citations93
US7019323B2Mar 28, 2006
Semiconductor light emitting device
ROHM CO LTD37 citations92
US6194241B1Feb 27, 2001
Semiconductor light emitting device and method of manufacturing the same
ROHM CO LTD27 citations92
US6107648AAug 22, 2000
Semiconductor light emitting device having a structure which relieves lattice mismatch
ROHM CO LTD45 citations92
US6107647AAug 22, 2000
Semiconductor AlGaInP light emitting device
ROHM CO LTD30 citations92
US5394421AFeb 28, 1995
Semiconductor laser device including a step electrode in a form of eaves
ROHM CO LTD22 citations89
US7977703B2Jul 12, 2011
Nitride semiconductor device having a zinc-based substrate
ROHM CO LTD9 citations84
US7501662B2Mar 10, 2009
Semiconductor light emitting element array illuminator using the same
ROHM CO LTD9 citations84
US6168962B1Jan 2, 2001
Method of manufacturing a semiconductor light emitting device
ROHM CO LTD19 citations84
US6163037ADec 19, 2000
Double heterojunction light emitting device possessing a dopant gradient across the N-type layer
ROHM CO LTD19 citations84
US7112825B2Sep 26, 2006
Semiconductor light emitting device
ROHM CO LTD12 citations83
US7616672B2Nov 10, 2009
Semiconductor light emitting device and manufacturing method therefor
ROHM CO LTD7 citations74
US7071015B2Jul 4, 2006
Semiconductor light emitting device and method for producing the same
ROHM CO LTD6 citations74
US6426518B1Jul 30, 2002
Semiconductor light emitting device
ROHM CO LTD13 citations74
US6121656ASep 19, 2000
Semiconductor memory device mounted with a light emitting device
ROHM CO LTD11 citations74
US5760439AJun 2, 1998
Semiconductor memory device
ROHM CO LTD8 citations74
US5548127AAug 20, 1996
Semiconductor light emitting device and its manufacturing method
ROHM CO LTD17 citations74
US5477063ADec 19, 1995
Semiconductor light emitting device with Group II-IV and III-V semiconductors
ROHM CO LTD14 citations74
US6855962B2Feb 15, 2005
Semiconductor light emitting device
ROHM CO LTD9 citations73
US5981978ANov 9, 1999
Superluminescent diode and method for manufacturing the same
ROHM CO LTD8 citations73
US5574304ANov 12, 1996
Superluminescent diode with offset current injection regions
ROHM CO LTD11 citations73
US8030669B2Oct 4, 2011
Semiconductor light emitting device
ROHM CO LTD6 citations63
US7939833B2May 10, 2011
Nitride semiconductor light emitting device
ROHM CO LTD2 citations63
US7902770B2Mar 8, 2011
Light emitting device
ROHM CO LTD6 citations63
SHAKUDA YUKIO
2 patentsROHM LTD
1 patentShowing the top 50 of 63 patents by PatentIndex Score.