Inventor · disambiguated record
Satoshi Hachiya
Also filed as: HACHIYA SATOSHI
49 granted patents·20 pending applications·481 citations·filing 1987–2020
98Inventor score
Files withIDEMITSU KOSAN CO40PIONEER CORP16PIONEER TOHOKU CORP4HORIGOME MINORU2PIONEER ELECTRONIC CORP2
Top patents by PatentIndex Score
69 records- 0192US7393618B2Composition for color converting member and production method of color conversion substrate using the sameIDEMITSU KOSAN CO·Filed 2006·Granted Jul 1, 2008·40 cites·19 claims
- 0291US9602900B2Speaker frame and speaker having the samePIONEER CORP·Filed 2016·Granted Mar 21, 2017·6 cites·18 claims
- 0391US9351058B2Speaker frame and speaker having the samePIONEER CORP·Filed 2015·Granted May 24, 2016·6 cites·5 claims
- 0487US8013160B2Fluorene-based derivative and organic electroluminescence device employing the sameIDEMITSU KOSAN CO·Filed 2010·Granted Sep 6, 2011·3 cites·8 claims
- 0587US4818807ALiquid-crystalline polymerIDEMITSU KOSAN CO·Filed 1987·Granted Apr 4, 1989·48 cites·14 claims
- 0686US9148715B2Speaker frame and speaker having the samePIONEER CORP·Filed 2014·Granted Sep 29, 2015·5 cites·7 claims
- 0785US7781628B2Fluorene-based derivative and organic electroluminescence device employing the sameIDEMITSU KOSAN CO·Filed 2008·Granted Aug 24, 2010·4 cites·20 claims
- 0883US10194236B2Speaker frame and speaker having the samePIONEER CORP·Filed 2018·Granted Jan 29, 2019·2 cites·21 claims
- 0983US8731232B2Speaker frame and speaker having the sameNIIDERA SHINTARO·Filed 2008·Granted May 20, 2014·10 cites·16 claims
- 1082US7683225B2Fluorene-based derivative and organic electroluminescence device employing the sameIDEMITSU KOSAN CO·Filed 2005·Granted Mar 23, 2010·3 cites·16 claims
- 1182US7420065B2Hetero-polycyclic compounds, and coloring matters, pigments, dyes, color-changing material compositions, and color-changing films, made by using the compoundsIDEMITSU KOSAN CO·Filed 2004·Granted Sep 2, 2008·15 cites·3 claims
- 1282US7092544B2Diaphragm for electroacoustic transducer and method of making the samePIONEER TOHOKU CORP·Filed 2002·Granted Aug 15, 2006·21 cites·7 claims
- 1380US6236733B1LoudspeakerPIONEER ELECTRONIC CORP·Filed 1999·Granted May 22, 2001·66 cites·4 claims
- 1479US4954600AFerroelectric liquid-crystalline polymer and epoxide usable to preparation of the ferroelectric liquid-crystalline polymerIDEMITSU KOSAN CO·Filed 1989·Granted Sep 4, 1990·14 cites·6 claims
- 1575US5332521AFerroelectric liquid crystal composition, liquid crystal optical device produced by using the ferroelectric liquid crystal composition, and method of producing the liquid crystal optical deviceIDEMITSU KOSAN CO·Filed 1992·Granted Jul 26, 1994·39 cites·24 claims
- 1672US7221090B2Blue organic electroluminescent device and display using sameIDEMITSU KOSAN CO·Filed 2005·Granted May 22, 2007·3 cites·15 claims
- 1772US4877858ALiquid-crystalline polymerIDEMETSU KOSAN CO LTD·Filed 1988·Granted Oct 31, 1989·26 cites·23 claims
- 1871US5200108AFerroelectric liquid crystal composition, liquid crystal optical device produced by using the ferroelectric liquid crystal composition, and method of producing the liquid crystal optical deviceIDEMITSU KOSAN CO·Filed 1989·Granted Apr 6, 1993·27 cites·6 claims
- 1967US11421115B2Composition for electroless plating underlying membraneIDEMITSU KOSAN CO·Filed 2018·Granted Aug 23, 2022·0 cites·22 claims
- 2066US10848860B2Speaker frame and speaker having the samePIONEER CORP·Filed 2019·Granted Nov 24, 2020·0 cites·9 claims
- 2163US10284946B2Speaker frame and speaker having the samePIONEER CORP·Filed 2018·Granted May 7, 2019·0 cites·20 claims
- 2263US7849958B2Vibration system part for speaker device and manufacturing method thereofPIONEER CORP·Filed 2006·Granted Dec 14, 2010·2 cites·20 claims
- 2363US4915867ALiquid crystal high molecular materialIDEMITSU KOSAN CO·Filed 1987·Granted Apr 10, 1990·17 cites·8 claims
- 2463US4904065ALiquid crystal optical element and method of producing the same using ferroelectric polymer liquid crystalIDEMITSU KOSAN CO·Filed 1988·Granted Feb 27, 1990·16 cites·5 claims
- 2562US10015585B2Speaker frame and speaker having the samePIONEER CORP·Filed 2017·Granted Jul 3, 2018·0 cites·11 claims
- 2662US6780386B1Carbon monoxide oxidation catalyst, and method for production of hydrogen-containing gasIDEMITSU KOSAN CO·Filed 1999·Granted Aug 24, 2004·20 cites·1 claims
- 2762US5437816AHigh polymer and ferroelectric liquid crystal composition utilizing sameIDEMITSU KOSAN CO·Filed 1992·Granted Aug 1, 1995·12 cites·21 claims
- 2862US2008241039A1Method for production of carbon monoxide-reduced hydrogen-containing gasIDEMITSU KOSAN CO·Filed 2008·Application pending·0 cites
- 2962US2009043116A1Hetero-polycyclic compounds, and coloring matters, pigments, dyes, color-changing material compositions, and color-changing films, made by using the compoundsIDEMITSU KOSAN CO·Filed 2008·Application pending·0 cites
- 3060US9924262B2Speaker frame and speaker having the samePIONEER CORP·Filed 2017·Granted Mar 20, 2018·0 cites·14 claims
- 3159US8620017B2Speaker and magnetic circuitKONUMA SINSUKE·Filed 2006·Granted Dec 31, 2013·4 cites·23 claims
- 3259US7443998B2Speaker diaphragm and manufacturing method thereofPIONEER CORP·Filed 2003·Granted Oct 28, 2008·6 cites·3 claims
- 3358US5190687ALiquid-crystalline polymers and copolymersIDEMITSU KOSAN CO·Filed 1989·Granted Mar 2, 1993·4 cites·10 claims
- 3457US7706564B2Diaphragm and speakerPIONEER CORP·Filed 2006·Granted Apr 27, 2010·2 cites·8 claims
- 3555US2008290329A1Hetero-polycyclic compounds, and coloring matters, pigments, dyes, color-changing material compositions, and color-changing films, made by using the compoundsIDEMITSU KOSAN CO·Filed 2008·Application pending·0 cites
- 3654US7601763B2Diaphragm for speaker and manufacturing method thereofPIONEER CORP·Filed 2006·Granted Oct 13, 2009·0 cites·2 claims
- 3753US2005051380A1Speaker diaphragm and speaker using the diaphramPIONEER CORP·Filed 2004·Application pending·0 cites
- 3851US7006652B2Speaker damperTOHOKU CORP·Filed 2002·Granted Feb 28, 2006·6 cites·5 claims
- 3950US6772855B2Damper for speaker and method of producing the samePIONEER CORP·Filed 2001·Granted Aug 10, 2004·2 cites·9 claims
- 4050US2022186377A1Electroless plating undercoat filmIDEMITSU KOSAN CO·Filed 2020·Application pending·0 cites
- 4150US2012106772A1Speaker deviceHORIGOME MINORU·Filed 2009·Application pending·0 cites
- 4250US2004209772A1Carbon monoxide oxidation catalyst, method for preparation of carbon monoxide oxidation catalyst and method for production of hydrogen-containing gasIDEMITSU KOSAN CO·Filed 2004·Application pending·0 cites
- 4349US5790682ADamper for speakerPIONEER ELECTRONIC CORP·Filed 1997·Granted Aug 4, 1998·19 cites·8 claims
- 4449US5350538AHigh polymer, ferroelectric liquid-crystalline composition containing the high polymer and raw material of the high polymerIDEMITSU KOSAN CO·Filed 1993·Granted Sep 27, 1994·4 cites·18 claims
- 4549US2011305355A1Vibration direction converter part for speaker device and speaker deviceHORIGOME MINORU·Filed 2009·Application pending·0 cites
- 4648US5264517AHigh polymer and ferroelectric liquid crystal composition utilizing sameIDEMITSU KOSAN CO·Filed 1992·Granted Nov 23, 1993·7 cites·7 claims
- 4747US7454032B2Magnesium diaphragm, method of manufacturing the same, and speaker apparatusPIONEER CORP·Filed 2004·Granted Nov 18, 2008·0 cites·9 claims
- 4846US5380915ALiquid-crystalline copolymer, process for the preparation of the same, diene compound used for the preparation of the same and process for the preparation of the diene compoundIDEMITSU KOSAN CO·Filed 1993·Granted Jan 10, 1995·4 cites·6 claims
- 4945US2005232457A1Speaker-use diaphragm and speakerPIONEER TOHOKU CORP·Filed 2005·Application pending·0 cites
- 5045US2008272347A1Organic Ligands for Semiconductor NanocrystalsIDEMITSU KOSAN CO·Filed 2006·Application pending·0 cites
Showing the top 50 of 69 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →