Inventor · disambiguated record
Ryoichi Nakamura
Also filed as: NAKAMURA RYOICHI
14 granted patents·8 pending applications·72 citations·filing 1991–2025
90Inventor score
Files withSONY SEMICONDUCTOR SOLUTIONS CORP8NEC CORP4ELPIDA MEMORY INC2HITACHI LTD1MITSUBISHI ELECTRIC CORP1
Top patents by PatentIndex Score
22 records- 0179US11405569B2Solid-state imaging deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2018·Granted Aug 2, 2022·2 cites·20 claims
- 0273US12482754B2Semiconductor device and method of manufacturing semiconductor deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2023·Granted Nov 25, 2025·0 cites·19 claims
- 0371US2025324795A1Imaging deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2025·Application pending·0 cites
- 0467US5193033AMagnetic recording and reproducing apparatus incorporating clogging detectionMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Mar 9, 1993·22 cites·8 claims
- 0566US6611031B2Semiconductor device and method for its manufactureNEC CORP·Filed 2001·Granted Aug 26, 2003·11 cites·18 claims
- 0665US7414291B2Semiconductor device and method of manufacturing the sameELPIDA MEMORY INC·Filed 2005·Granted Aug 19, 2008·3 cites·4 claims
- 0764US6653230B2Semiconductor device having concave electrode and convex electrode and method of manufacturing thereofNEC CORP·Filed 2002·Granted Nov 25, 2003·12 cites·8 claims
- 0864US6597033B1Semiconductor memory device and manufacturing method thereofNEC CORP·Filed 2000·Granted Jul 22, 2003·10 cites·10 claims
- 0963US11671726B2Solid-state imaging deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2022·Granted Jun 6, 2023·0 cites·19 claims
- 1055US11749609B2Semiconductor device and method of manufacturing semiconductor deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2019·Granted Sep 5, 2023·0 cites·20 claims
- 1151US12376400B2Imaging deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2019·Granted Jul 29, 2025·0 cites·20 claims
- 1251US2024038801A1Photodetector and electronic deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2021·Application pending·0 cites
- 1349US2025120213A1Photodetection device and method of manufacturing photodetection deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2022·Application pending·0 cites
- 1448US7990756B2Semiconductor memory device and method for manufacturing sameSONY CORP·Filed 2008·Granted Aug 2, 2011·2 cites·6 claims
- 1545US7057243B2Hybrid semiconductor device having an n+ (p) doped n-type gate and method of producing the sameHITACHI LTD·Filed 2003·Granted Jun 6, 2006·2 cites·20 claims
- 1644US9469916B2Method of producing GaAs single crystal and GaAs single crystal waferNAKAMURA RYOICHI·Filed 2012·Granted Oct 18, 2016·0 cites·7 claims
- 1743US6110753ASemiconductor memory and manufacturing method of the semiconductor memoryNEC CORP·Filed 1999·Granted Aug 29, 2000·8 cites·10 claims
- 1842US2018338836A1Body Support DeviceNITTO CO LTD·Filed 2016·Application pending·0 cites
- 1933US2002113295A1Semiconductor device and method for its manufactureFiled 2001·Application pending·0 cites
- 2033US2003222289A1Semiconductor device and method of fabricating the sameELPIDA MEMORY INC·Filed 2003·Application pending·0 cites
- 2133US2001039114A1Method Of Forming Contact Or Wiring In Semiconductor DeviceFiled 2000·Application pending·0 cites
- 2231US2001002058A1Semiconductor apparatus and method of manufactureFiled 2000·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →