Inventor · disambiguated record
Yuichi Okuda
Also filed as: OKUDA YUICHI
56 granted patents·8 pending applications·856 citations·filing 2000–2020
99Inventor score
Top patents by PatentIndex Score
64 records- 0197US9100034B2Semiconductor integrated circuit deviceRENESAS ELECTRONICS CORP·Filed 2014·Granted Aug 4, 2015·35 cites·11 claims
- 0297US6437619B2Clock generation circuit, control method of clock generation circuit, clock reproducing circuit, semiconductor memory device, and dynamic random access memoryHITACHI LTD·Filed 2001·Granted Aug 20, 2002·119 cites·11 claims
- 0396US6269051B1Semiconductor device and timing control circuitHITACHI LTD·Filed 2000·Granted Jul 31, 2001·91 cites·4 claims
- 0495US7936621B2Semiconductor integrated circuit deviceRENESAS ELECTRONICS CORP·Filed 2009·Granted May 3, 2011·18 cites·8 claims
- 0592US7242635B2Semiconductor integrated circuit device, data processing system and memory systemRENESAS TECH CORP·Filed 2003·Granted Jul 10, 2007·48 cites·6 claims
- 0692US6677791B2Clock generation circuit, control method of clock generation circuit, clock reproducing circuit, semiconductor memory device, and dynamic random access memoryRENESAS TECH CORP·Filed 2002·Granted Jan 13, 2004·63 cites·18 claims
- 0791US8488360B2Semiconductor integrated circuit including a logic circuit module with a plurality of photodetectorsOKUDA YUICHI·Filed 2011·Granted Jul 16, 2013·9 cites·5 claims
- 0891US6212127B1Semiconductor device and timing control circuitHITACHI LTD·Filed 2000·Granted Apr 3, 2001·51 cites·24 claims
- 0990US7072242B2Semiconductor integrated circuit deviceRENESAS TECH CORP·Filed 2004·Granted Jul 4, 2006·25 cites·10 claims
- 1090US6377511B1Semiconductor integrated circuit deviceHITACHI LTD·Filed 2000·Granted Apr 23, 2002·28 cites·12 claims
- 1189US9184755B2Semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2014·Granted Nov 10, 2015·7 cites·7 claims
- 1289US7093143B2Semiconductor integrated circuitRENESAS TECH CORP·Filed 2003·Granted Aug 15, 2006·56 cites·22 claims
- 1388US7042752B2IC card system using photo-detectors for protectionRENESAS TECH CORP·Filed 2003·Granted May 9, 2006·33 cites·8 claims
- 1488US6703879B2Clock generation circuit, control method of clock generation circuit and semiconductor memory deviceRENESAS TECH CORP·Filed 2001·Granted Mar 9, 2004·83 cites·15 claims
- 1587US7535744B2Semiconductor integrated circuit and IC card system having internal information protectionRENESAS TECH CORP·Filed 2007·Granted May 19, 2009·10 cites·11 claims
- 1687US7446615B2Semiconductor integrated circuit with clock generatorRENESAS TECH CORP·Filed 2006·Granted Nov 4, 2008·14 cites·11 claims
- 1787US6819626B2Semiconductor integrated circuit deviceRENESAS TECH CORP·Filed 2003·Granted Nov 16, 2004·21 cites·2 claims
- 1885US9054726B2Passive amplification circuit and analog-digital convertorRENESAS ELECTRONICS CORP·Filed 2014·Granted Jun 9, 2015·7 cites·21 claims
- 1985US6463008B2Semiconductor integrated circuit deviceHITACHI LTD·Filed 2002·Granted Oct 8, 2002·19 cites·6 claims
- 2084US9891650B2Current generation circuit, and bandgap reference circuit and semiconductor device including the sameRENESAS ELECTRONICS CORP·Filed 2017·Granted Feb 13, 2018·4 cites·11 claims
- 2184US9385736B2Semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2015·Granted Jul 5, 2016·3 cites·13 claims
- 2284US9362931B2Semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2015·Granted Jun 7, 2016·6 cites·16 claims
- 2384US7295455B2Semiconductor integrated circuit with photo-detecting elements for reverse-engineering protectionRENESAS TECH CORP·Filed 2006·Granted Nov 13, 2007·8 cites·2 claims
- 2482US10310049B2Semiconductor device and failure detection methodRENESAS ELECTRONICS CORP·Filed 2016·Granted Jun 4, 2019·2 cites·18 claims
- 2581US10020814B2A/D converter circuit and semiconductor integrated circuitRENESAS ELECTRONICS CORP·Filed 2017·Granted Jul 10, 2018·3 cites·20 claims
- 2681US8374571B2Semiconductor integrated circuit and operating method thereofRENESAS ELECTRONICS CORP·Filed 2011·Granted Feb 12, 2013·6 cites·20 claims
- 2779US8593254B2Semiconductor integrated circuit, card comprising the same, and operating method of semiconductor integrated circuitOKUDA YUICHI·Filed 2008·Granted Nov 26, 2013·9 cites·12 claims
- 2878US8313034B2Semiconductor device and RFID tag chipOKUDA YUICHI·Filed 2009·Granted Nov 20, 2012·8 cites·10 claims
- 2978US6594197B2Semiconductor integrated circuit deviceHITACHI LTD·Filed 2002·Granted Jul 15, 2003·13 cites·2 claims
- 3075US9124284B2A/D converter circuit and semiconductor integrated circuitRENESAS ELECTRONICS CORP·Filed 2014·Granted Sep 1, 2015·3 cites·16 claims
- 3174US10200059B2Digital to analog converterAPPLE INC·Filed 2017·Granted Feb 5, 2019·3 cites·20 claims
- 3274US8179733B2Semiconductor integrated circuit deviceOKUDA YUICHI·Filed 2011·Granted May 15, 2012·2 cites·2 claims
- 3373US9960778B2Semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2017·Granted May 1, 2018·1 cites·10 claims
- 3473US7602665B2Semiconductor integrated circuit deviceRENESAS TECH CORP·Filed 2008·Granted Oct 13, 2009·4 cites·22 claims
- 3572US7411805B2Semiconductor integrated circuit deviceRENESAS TECH CORP·Filed 2005·Granted Aug 12, 2008·4 cites·10 claims
- 3670US8736390B2Crystal oscillation device and semiconductor deviceOZAWA OSAMU·Filed 2011·Granted May 27, 2014·2 cites·14 claims
- 3769US9258006B2Semiconductor integrated circuit deviceRENESAS ELECTRONICS CORP·Filed 2015·Granted Feb 9, 2016·2 cites·7 claims
- 3868USRE40205ESemiconductor device and timing control circuitELPIDA MEMORY INC·Filed 2002·Granted Apr 1, 2008·12 cites·15 claims
- 3967US9177182B2Semiconductor device for wireless communicationOKUDA YUICHI·Filed 2011·Granted Nov 3, 2015·2 cites·17 claims
- 4065US7154343B2Semiconductor integrated circuit with clock generatorRENESAS TECH CORP·Filed 2004·Granted Dec 26, 2006·11 cites·14 claims
- 4163US8823565B2Semiconductor device having analog-to-digital converter with gain-dependent dithering and communication apparatusRENESAS ELECTRONICS CORP·Filed 2013·Granted Sep 2, 2014·2 cites·21 claims
- 4262US7319730B2Data communication method and data communication device and semiconductor deviceRENESAS TECH CORP·Filed 2002·Granted Jan 15, 2008·5 cites·1 claims
- 4361US9678526B2Current generation circuit, and bandgap reference circuit and semiconductor device including the sameRENESAS ELECTRONICS CORP·Filed 2015·Granted Jun 13, 2017·1 cites·10 claims
- 4461US9300248B2Crystal oscillation device and semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2014·Granted Mar 29, 2016·1 cites·9 claims
- 4556US9641187B2Semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2016·Granted May 2, 2017·0 cites·7 claims
- 4656US2009224143A1Semiconductor integrated circuit and ic card systemRENESAS TECH CORP·Filed 2009·Application pending·0 cites
- 4755US9628021B2Crystal oscillation device and semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2016·Granted Apr 18, 2017·0 cites·15 claims
- 4855US9054723B2Electronic system and operating method thereofRENESAS ELECTRONICS CORP·Filed 2014·Granted Jun 9, 2015·1 cites·20 claims
- 4953US7359471B2Data communication method and data communication device and semiconductor deviceRENESAS TECH CORP·Filed 2003·Granted Apr 15, 2008·1 cites·1 claims
- 5053US2007253277A1Semiconductor integrated circuit device, data processing system and memory systemRENESAS TECH CORP·Filed 2007·Application pending·0 cites
Showing the top 50 of 64 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →