Inventor · disambiguated record
Akira Nakada
Also filed as: AOKI EIICHIRO · HIYOSHI TERUO · ICHIKAWA KIYOSHI · NAKADA AKIRA
94 granted patents·2 pending applications·2,159 citations·filing 1976–2019
99Inventor score
Files withNIPPON MUSICAL INSTRUMENTS MFG45SEIKO EPSON CORP16YAMAHA CORP14OHMI TADAHIRO4SANDISK 3D LLC4
Top patents by PatentIndex Score
96 records- 0198US5177311AMusical tone control apparatusYAMAHA CORP·Filed 1990·Granted Jan 5, 1993·209 cites·46 claims
- 0297US9673257B1Vertical thin film transistors with surround gatesSANDISK TECHNOLOGIES LLC·Filed 2016·Granted Jun 6, 2017·197 cites·20 claims
- 0397US9620712B2Concave word line and convex interlayer dielectric for protecting a read/write layerSANDISK 3D LLC·Filed 2014·Granted Apr 11, 2017·32 cites·35 claims
- 0495US10256272B2Resistive memory device containing etch stop structures for vertical bit line formation and method of making thereofSANDISK TECHNOLOGIES LLC·Filed 2017·Granted Apr 9, 2019·13 cites·10 claims
- 0594US9437543B2Composite contact via structure containing an upper portion which fills a cavity within a lower portionSANDISK TECHNOLOGIES INC·Filed 2015·Granted Sep 6, 2016·16 cites·15 claims
- 0693US9673304B1Methods and apparatus for vertical bit line structures in three-dimensional nonvolatile memorySANDISK TECHNOLOGIES LLC·Filed 2016·Granted Jun 6, 2017·10 cites·20 claims
- 0792US10290803B2Three-dimensional devices with wedge-shaped contact region and method of making thereofSANDISK TECHNOLOGIES LLC·Filed 2016·Granted May 14, 2019·13 cites·15 claims
- 0892US5290964AMusical tone control apparatus using a detectorYAMAHA CORP·Filed 1992·Granted Mar 1, 1994·185 cites·82 claims
- 0992US5144875AMusic sheetYAMAHA CORP·Filed 1990·Granted Sep 8, 1992·124 cites·30 claims
- 1092US4484507AAutomatic performance device with tempo follow-up functionNIPPON MUSICAL INSTRUMENTS MFG·Filed 1983·Granted Nov 27, 1984·61 cites·29 claims
- 1190US7215183B2Reference voltage generator circuitSEIKO EPSON CORP·Filed 2005·Granted May 8, 2007·20 cites·2 claims
- 1290US5081896AMusical tone generating apparatusYAMAHA CORP·Filed 1990·Granted Jan 21, 1992·66 cites·21 claims
- 1390US5005460AMusical tone control apparatusYAMAHA CORP·Filed 1988·Granted Apr 9, 1991·51 cites·16 claims
- 1489US9281314B1Non-volatile storage having oxide/nitride sidewallSANDISK TECHNOLOGIES INC·Filed 2014·Granted Mar 8, 2016·11 cites·19 claims
- 1588US9666799B2Concave word line and convex interlayer dielectric for protecting a read/write layerSANDISK 3D LLC·Filed 2014·Granted May 30, 2017·7 cites·46 claims
- 1686US4601361AStructure for mounting loudspeaker on electronic musical instrumentNIPPON MUSICAL INSTRUMENTS MFG·Filed 1984·Granted Jul 22, 1986·27 cites·8 claims
- 1785US4345501AAutomatic performance tempo control deviceNIPPON MUSICAL INSTRUMENTS MFG·Filed 1981·Granted Aug 24, 1982·26 cites·8 claims
- 1884US5714706AMethod and apparatus for controlling musical sounds by player's foot movementsYAMAHA CORP·Filed 1996·Granted Feb 3, 1998·123 cites·18 claims
- 1984US4378720AElectronic musical instrument having musical performance training systemNIPPON MUSICAL INSTRUMENTS MFG·Filed 1980·Granted Apr 5, 1983·26 cites·8 claims
- 2084US4185532AEnvelope generatorNIPPON MUSICAL INSTRUMENTS MFG·Filed 1977·Granted Jan 29, 1980·18 cites·14 claims
- 2183US4417494AAutomatic performing apparatus of electronic musical instrumentNIPPON MUSICAL INSTRUMENTS MFG·Filed 1981·Granted Nov 29, 1983·24 cites·2 claims
- 2282US6833738B2Signal reception circuit, data transfer control device and electronic equipmentSEIKO EPSON CORP·Filed 2002·Granted Dec 21, 2004·24 cites·23 claims
- 2382US4192211AElectronic musical instrumentNIPPON MUSICAL INSTRUMENTS MFG·Filed 1978·Granted Mar 11, 1980·17 cites·6 claims
- 2482US4119005ASystem for generating tone source waveshapesNIPPON MUSICAL INSTRUMENTS MFG·Filed 1977·Granted Oct 10, 1978·22 cites·8 claims
- 2581US7489357B2Solid-state image pickup element having improved resolution and signal to noise ratio and solid-state image pickup apparatus using the sameSEIKO EPSON CORP·Filed 2003·Granted Feb 10, 2009·20 cites·23 claims
- 2681US4217804AElectronic musical instrument with automatic arpeggio performance deviceNIPPON MUSICAL INSTRUMENTS MFG·Filed 1978·Granted Aug 19, 1980·34 cites·11 claims
- 2780US5125313AMusical tone control apparatusYAMAHA CORP·Filed 1990·Granted Jun 30, 1992·38 cites·11 claims
- 2880US4080862AElectronic musical instrument having octave slide effectNIPPON MUSICAL INSTRUMENTS MFG·Filed 1976·Granted Mar 28, 1978·18 cites·6 claims
- 2979US4253367AMusical tone forming device by FM technologyNIPPON MUSICAL INSTRUMENTS MFG·Filed 1979·Granted Mar 3, 1981·17 cites·3 claims
- 3079US4082027AElectronics musical instrumentNIPPON MUSICAL INSTRUMENTS MFG·Filed 1976·Granted Apr 4, 1978·18 cites·16 claims
- 3178US4364299AElectronic musical instrument having system for judging player's performanceNIPPON MUSICAL INSTRUMENTS MFG·Filed 1980·Granted Dec 21, 1982·33 cites·11 claims
- 3276US4402244AAutomatic performance device with tempo follow-up functionNIPPON MUSICAL INSTRUMENTS MFG·Filed 1981·Granted Sep 6, 1983·27 cites·77 claims
- 3376US4333374ASubmultiple-related-frequency wave generatorNIPPON MUSICAL INSTRUMENTS MFG·Filed 1980·Granted Jun 8, 1982·14 cites·15 claims
- 3476US4179972ATone wave generator in electronic musical instrumentNIPPON MUSICAL INSTRUMENTS MFG·Filed 1977·Granted Dec 25, 1979·13 cites·10 claims
- 3576US4077294AElectronic musical instrument having transient musical effectsNIPPON MUSICAL INSTRUMENTS MFG·Filed 1976·Granted Mar 7, 1978·29 cites·3 claims
- 3675US4365532AElectronic musical instrument with plural tone production channelsNIPPON MUSICAL INSTRUMENTS MFG·Filed 1980·Granted Dec 28, 1982·13 cites·8 claims
- 3774US5127301AWear for controlling a musical toneYAMAHA CORP·Filed 1990·Granted Jul 7, 1992·26 cites·21 claims
- 3874US4275634AElectronic musical instrument with automatic arpeggio facultyNIPPON MUSICAL INSTRUMENTS MFG·Filed 1979·Granted Jun 30, 1981·14 cites·12 claims
- 3974US4166405AElectronic musical instrumentNIPPON MUSICAL INSTRUMENTS MFG·Filed 1978·Granted Sep 4, 1979·15 cites·9 claims
- 4073US6664804B2Transmission circuit, data transfer control device, and electronic equipmentSEIKO EPSON CORP·Filed 2002·Granted Dec 16, 2003·18 cites·39 claims
- 4173US5470421AMethod for purification of etching solutionNISSO ENGINEERING CO LTD·Filed 1994·Granted Nov 28, 1995·60 cites·9 claims
- 4273US4282788AElectronic musical instrument with automatic chord performance deviceNIPPON MUSICAL INSTRUMENTS MFG·Filed 1979·Granted Aug 11, 1981·15 cites·16 claims
- 4371US4114497AElectronic musical instrument having a coupler effectNIPPON MUSICAL INSTRUMENTS MFG·Filed 1976·Granted Sep 19, 1978·14 cites·6 claims
- 4470US6762619B2Semiconductor integrated device and electronic equipmentSEIKO EPSON CORP·Filed 2002·Granted Jul 13, 2004·16 cites·31 claims
- 4570US5147969AMusical tone control apparatusYAMAHA CORP·Filed 1991·Granted Sep 15, 1992·24 cites·3 claims
- 4668US6486387B1Fingering information analyzer, electronic musical instrument including fingering information analysis and method thereforeYAMAHA CORP·Filed 2000·Granted Nov 26, 2002·6 cites·14 claims
- 4766US6653870B2Signal detection circuit, data transfer control device and electronic equipmentSEIKO EPSON CORP·Filed 2002·Granted Nov 25, 2003·11 cites·18 claims
- 4866US6605964B2Comparator circuitSEIKO EPSON CORP·Filed 2002·Granted Aug 12, 2003·12 cites·7 claims
- 4966US4450745AElectronic musical instrument with plural tone production channelsNIPPON MUSICAL INSTRUMENTS MFG·Filed 1982·Granted May 29, 1984·9 cites·2 claims
- 5066US4184401AElectronic musical instrument with automatic bass chord performance deviceNIPPON MUSICAL INSTRUMENTS MFG·Filed 1977·Granted Jan 22, 1980·19 cites·27 claims
Showing the top 50 of 96 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →