Inventor · disambiguated record
Yukio Shakuda
Also filed as: SHAKUDA YUKIO
63 granted patents·8 pending applications·2,066 citations·filing 1993–2011
99Inventor score
Top patents by PatentIndex Score
71 records- 0198US8709843B2Method of manufacturing nitride semiconductor and nitride semiconductor elementSHAKUDA YUKIO·Filed 2007·Granted Apr 29, 2014·114 cites·7 claims
- 0294US5838029AGaN-type light emitting device formed on a silicon substrateROHM CO LTD·Filed 1995·Granted Nov 17, 1998·167 cites·6 claims
- 0392US7592633B2Semiconductor light emitting deviceROHM CO LTD·Filed 2006·Granted Sep 22, 2009·23 cites·11 claims
- 0492US5557115ALight emitting semiconductor device with sub-mountROHM CO LTD·Filed 1995·Granted Sep 17, 1996·138 cites·6 claims
- 0590US6329216B1Method of manufacturing an AlGaInP light emitting device using auto-dopingROHM CO LTD·Filed 2000·Granted Dec 11, 2001·76 cites·2 claims
- 0690US6298079B1Gallium nitride type laser for emitting blue lightROHM CO LTD·Filed 1999·Granted Oct 2, 2001·62 cites·4 claims
- 0787US6084899ASemiconductor light emitting device and manufacturing methodROHM CO LTD·Filed 1998·Granted Jul 4, 2000·90 cites·45 claims
- 0886US5974069ASemiconductor laser and manufacturing method thereofROHM CO LTD·Filed 1997·Granted Oct 26, 1999·52 cites·5 claims
- 0986US5751752ASemiconductor light emitting device and manufacturing method thereforROHM CO LTD·Filed 1995·Granted May 12, 1998·86 cites·2 claims
- 1085US7977703B2Nitride semiconductor device having a zinc-based substrateROHM CO LTD·Filed 2006·Granted Jul 12, 2011·9 cites·13 claims
- 1185US6107644ASemiconductor light emitting deviceROHM CO LTD·Filed 1998·Granted Aug 22, 2000·100 cites·10 claims
- 1284US7616672B2Semiconductor light emitting device and manufacturing method thereforROHM CO LTD·Filed 2005·Granted Nov 10, 2009·7 cites·20 claims
- 1384US7112825B2Semiconductor light emitting deviceROHM CO LTD·Filed 2005·Granted Sep 26, 2006·12 cites·20 claims
- 1484US6996150B1Semiconductor light emitting device and manufacturing method thereforROHM CO LTD·Filed 2000·Granted Feb 7, 2006·32 cites·7 claims
- 1584US6376866B1GaN semiconductor light emitting device having a group II-VI substrateROHM CO LTD·Filed 2000·Granted Apr 23, 2002·32 cites·6 claims
- 1683US7501662B2Semiconductor light emitting element array illuminator using the sameROHM CO LTD·Filed 2007·Granted Mar 10, 2009·9 cites·9 claims
- 1783US6156584AMethod of manufacturing a semiconductor light emitting deviceROHM CO LTD·Filed 1998·Granted Dec 5, 2000·90 cites·7 claims
- 1883US6087681AGaN semiconductor light emitting device having a group III-V substrateROHM CO LTD·Filed 1998·Granted Jul 11, 2000·57 cites·5 claims
- 1983US6072819ASemiconductor light-emitting device and method of fabricating the sameROHM CO LTD·Filed 1997·Granted Jun 6, 2000·77 cites·4 claims
- 2083US5814533ASemiconductor light emitting element and manufacturing method thereforROHM CO LTD·Filed 1995·Granted Sep 29, 1998·71 cites·7 claims
- 2182US6274891B1Semiconductor laserROHM CO LTD·Filed 1999·Granted Aug 14, 2001·42 cites·3 claims
- 2281US7019323B2Semiconductor light emitting deviceROHM CO LTD·Filed 2003·Granted Mar 28, 2006·37 cites·19 claims
- 2378US7902770B2Light emitting deviceROHM CO LTD·Filed 2006·Granted Mar 8, 2011·6 cites·7 claims
- 2477US8399895B2Semiconductor light emitting deviceSHAKUDA YUKIO·Filed 2009·Granted Mar 19, 2013·6 cites·11 claims
- 2577US6115399ASemiconductor light emitting deviceROHM CO LTD·Filed 1998·Granted Sep 5, 2000·50 cites·23 claims
- 2676US5939735ASemiconductor light emitting deviceROHM CO LTD·Filed 1997·Granted Aug 17, 1999·60 cites·8 claims
- 2776US5825052ASemiconductor light emmitting deviceROHM CO LTD·Filed 1995·Granted Oct 20, 1998·63 cites·8 claims
- 2874US8030669B2Semiconductor light emitting deviceROHM CO LTD·Filed 2005·Granted Oct 4, 2011·6 cites·4 claims
- 2973US5940684AMethod and equipment for manufacturing semiconductor deviceROHM CO LTD·Filed 1997·Granted Aug 17, 1999·43 cites·1 claims
- 3073US5793405ALED printhead, LED array chip therefor and method of making LED array chipROHM CO LTD·Filed 1995·Granted Aug 11, 1998·43 cites·4 claims
- 3173US5583880ASemiconductor laserROHM CO LTD·Filed 1995·Granted Dec 10, 1996·36 cites·7 claims
- 3270US6238947B1Semiconductor light-emitting device and method of fabricating the sameROHM CO LTD·Filed 1999·Granted May 29, 2001·40 cites·3 claims
- 3370US6107648ASemiconductor light emitting device having a structure which relieves lattice mismatchROHM CO LTD·Filed 1998·Granted Aug 22, 2000·45 cites·9 claims
- 3469US8097532B2Method for manufacturing a semiconductor light emitting deviceSHAKUDA YUKIO·Filed 2006·Granted Jan 17, 2012·4 cites·4 claims
- 3568US8101963B2Semiconductor light emitting element and method for manufacturing sameSHAKUDA YUKIO·Filed 2007·Granted Jan 24, 2012·4 cites·2 claims
- 3666US6426518B1Semiconductor light emitting deviceROHM CO LTD·Filed 2000·Granted Jul 30, 2002·13 cites·9 claims
- 3765US7899101B2Semiconductor light emitting device and manufacturing method thereforROHM CO LTD·Filed 2009·Granted Mar 1, 2011·1 cites·5 claims
- 3865US7154127B2Semiconductor light emitting deviceROHM CO LTD·Filed 2005·Granted Dec 26, 2006·2 cites·17 claims
- 3965US6107647ASemiconductor AlGaInP light emitting deviceROHM CO LTD·Filed 1998·Granted Aug 22, 2000·30 cites·8 claims
- 4064US7939833B2Nitride semiconductor light emitting deviceROHM CO LTD·Filed 2006·Granted May 10, 2011·2 cites·13 claims
- 4164US6060727ALight emitting semiconductor deviceROHM CO LTD·Filed 1997·Granted May 9, 2000·30 cites·7 claims
- 4263US6194241B1Semiconductor light emitting device and method of manufacturing the sameROHM CO LTD·Filed 1998·Granted Feb 27, 2001·27 cites·6 claims
- 4362US8421119B2GaN related compound semiconductor element and process for producing the same and device having the sameSHAKUDA YUKIO·Filed 2007·Granted Apr 16, 2013·1 cites·10 claims
- 4461US8411718B2Semiconductor light-emitting deviceSHAKUDA YUKIO·Filed 2008·Granted Apr 2, 2013·1 cites·9 claims
- 4561US7973321B2Nitride semiconductor light emitting device having ridge partsROHM CO LTD·Filed 2008·Granted Jul 5, 2011·1 cites·11 claims
- 4661US7071015B2Semiconductor light emitting device and method for producing the sameROHM CO LTD·Filed 2003·Granted Jul 4, 2006·6 cites·10 claims
- 4761US5394421ASemiconductor laser device including a step electrode in a form of eavesROHM CO LTD·Filed 1993·Granted Feb 28, 1995·22 cites·11 claims
- 4860US6855962B2Semiconductor light emitting deviceROHM CO LTD·Filed 2003·Granted Feb 15, 2005·9 cites·14 claims
- 4958US8934513B2Semiconductor light emitting device and manufacturing method thereforSHAKUDA YUKIO·Filed 2011·Granted Jan 13, 2015·0 cites·20 claims
- 5058US5548127ASemiconductor light emitting device and its manufacturing methodROHM CO LTD·Filed 1994·Granted Aug 20, 1996·17 cites·6 claims
Showing the top 50 of 71 patent records by PatentIndex Score.
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