Assignee
HITACHI CHEMICAL CO LTD
JP·1,326 granted patents·366 pending applications·18,307 citations·filing 1972–2020
Top patents by PatentIndex Score
1,692 records- 0198US5976912AFabrication process of semiconductor package and semiconductor packageHITACHI CHEMICAL CO LTD·Filed 1995·Granted Nov 2, 1999·519 cites·4 claims
- 0298US5001542AComposition for circuit connection, method for connection using the same, and connected structure of semiconductor chipsHITACHI CHEMICAL CO LTD·Filed 1989·Granted Mar 19, 1991·200 cites·14 claims
- 0397US5449480AMethod of producing boards for printed wiringHITACHI CHEMICAL CO LTD·Filed 1993·Granted Sep 12, 1995·182 cites·20 claims
- 0497US5120665AMethod of using an anisotropically electroconductive adhesive having pressure-deformable electroconductive particles to electrically connect circuitsHITACHI CHEMICAL CO LTD·Filed 1991·Granted Jun 9, 1992·180 cites·12 claims
- 0597US4983488AProcess for producing toner for electrophotographyHITACHI CHEMICAL CO LTD·Filed 1990·Granted Jan 8, 1991·188 cites·15 claims
- 0696US7399553B2Graphite particles and lithium secondary battery using the same as negative electrodeHITACHI CHEMICAL CO LTD·Filed 2007·Granted Jul 15, 2008·11 cites·18 claims
- 0796US5843251AProcess for connecting circuits and adhesive film used thereforHITACHI CHEMICAL CO LTD·Filed 1992·Granted Dec 1, 1998·106 cites·9 claims
- 0896US3989610APhotosensitive epoxy-acrylate resin compositionsHITACHI CHEMICAL CO LTD·Filed 1974·Granted Nov 2, 1976·64 cites·26 claims
- 0995US10461545B2Battery systemHITACHI CHEMICAL CO LTD·Filed 2015·Granted Oct 29, 2019·17 cites·8 claims
- 1095US9171244B2RFID tagHITACHI CHEMICAL CO LTD·Filed 2012·Granted Oct 27, 2015·697 cites·23 claims
- 1195US9052587B2Conductive pattern formation method, conductive pattern-bearing substrate, and touch panel sensorHITACHI CHEMICAL CO LTD·Filed 2012·Granted Jun 9, 2015·14 cites·24 claims
- 1295US7875500B2Bonding semiconductor wafer stuck on dicing tape laminated adhesive sheet onto mounting supportHITACHI CHEMICAL CO LTD·Filed 2008·Granted Jan 25, 2011·25 cites·16 claims
- 1395US7666953B2Phosphine-protonated haloaromatic compound accelerator with curing resin and curing agentHITACHI CHEMICAL CO LTD·Filed 2008·Granted Feb 23, 2010·17 cites·8 claims
- 1495US7618491B2Scintillator single crystal and production method of sameHITACHI CHEMICAL CO LTD·Filed 2006·Granted Nov 17, 2009·25 cites·4 claims
- 1595US7288342B2Graphite particles and lithium secondary battery using the same as negative electrodeHITACHI CHEMICAL CO LTD·Filed 2005·Granted Oct 30, 2007·11 cites·24 claims
- 1695US6673441B1Adhesive, adhesive member, interconnecting substrate for semiconductor mounting having adhesive member, and semiconductor device containing the sameHITACHI CHEMICAL CO LTD·Filed 2000·Granted Jan 6, 2004·55 cites·23 claims
- 1794US10326063B2Light-emitting device and method of preparing same, optical semiconductor element mounting package, and optical semiconductor device using the sameHITACHI CHEMICAL CO LTD·Filed 2018·Granted Jun 18, 2019·7 cites·12 claims
- 1894US9556061B2Lead-free low-melting glass composition, low-temperature sealing glass frit, low-temperature sealing glass paste, conductive material, and conductive glass paste containing glass composition, and glass-sealed component and electric/electronic component prepared using the sameHITACHI CHEMICAL CO LTD·Filed 2015·Granted Jan 31, 2017·10 cites·20 claims
- 1994US9297859B2Battery-state monitoring systemHITACHI CHEMICAL CO LTD·Filed 2012·Granted Mar 29, 2016·28 cites·11 claims
- 2094US7745180B2Device and method for high-throughput quantification of mRNA from whole bloodHITACHI CHEMICAL CO LTD·Filed 2004·Granted Jun 29, 2010·28 cites·37 claims
- 2194US7629050B2Circuit-connecting material and circuit terminal connected structure and connecting methodHITACHI CHEMICAL CO LTD·Filed 2007·Granted Dec 8, 2009·11 cites·8 claims
- 2294US7410727B2Graphite particles and lithium secondary battery using the same as negative electrodeHITACHI CHEMICAL CO LTD·Filed 2005·Granted Aug 12, 2008·8 cites·40 claims
- 2394US7241644B2Adhesive, method of connecting wiring terminals and wiring structureHITACHI CHEMICAL CO LTD·Filed 2005·Granted Jul 10, 2007·28 cites·12 claims
- 2494US7187072B2Fabrication process of semiconductor package and semiconductor packageHITACHI CHEMICAL CO LTD·Filed 2003·Granted Mar 6, 2007·52 cites·9 claims
- 2594US5153987AProcess for producing printed wiring boardsHITACHI CHEMICAL CO LTD·Filed 1989·Granted Oct 13, 1992·85 cites·12 claims
- 2694US5066560AProcess for producing toner for electrophotographyHITACHI CHEMICAL CO LTD·Filed 1990·Granted Nov 19, 1991·62 cites·21 claims
- 2794US4968759APhenolic polymer and production thereofHITACHI CHEMICAL CO LTD·Filed 1988·Granted Nov 6, 1990·60 cites·7 claims
- 2894US4902551AProcess for treating copper surfaceHITACHI CHEMICAL CO LTD·Filed 1988·Granted Feb 20, 1990·109 cites·14 claims
- 2993US10196542B2Abrasive, abrasive set, and method for abrading substrateHITACHI CHEMICAL CO LTD·Filed 2015·Granted Feb 5, 2019·9 cites·56 claims
- 3093US9899664B2Cathode active material for lithium ion battery, cathode material for lithium ion battery, and lithium ion batteryHITACHI CHEMICAL CO LTD·Filed 2016·Granted Feb 20, 2018·15 cites·9 claims
- 3193US7968195B2Dicing tape laminated with adhesive sheet of polymer, epoxy resin and fillerHITACHI CHEMICAL CO LTD·Filed 2008·Granted Jun 28, 2011·18 cites·15 claims
- 3293US7968194B2Dicing tape laminated with adhesive sheet of polymer, thermosetting resin and fillerHITACHI CHEMICAL CO LTD·Filed 2008·Granted Jun 28, 2011·19 cites·15 claims
- 3393US7947395B2Graphite particles and lithium secondary battery using the same as negative electrodeHITACHI CHEMICAL CO LTD·Filed 2010·Granted May 24, 2011·5 cites·7 claims
- 3493US7700239B2Graphite particles and lithium secondary battery using the same as negative electrodeHITACHI CHEMICAL CO LTD·Filed 2008·Granted Apr 20, 2010·7 cites·3 claims
- 3593US7531036B2Single crystal heat treatment methodHITACHI CHEMICAL CO LTD·Filed 2006·Granted May 12, 2009·14 cites·14 claims
- 3693US7378191B2Graphite particles and lithium secondary battery using the same as negative electrodeHITACHI CHEMICAL CO LTD·Filed 2005·Granted May 27, 2008·7 cites·16 claims
- 3793US7141645B2Wiring-connecting material and wiring-connected board production process using the sameHITACHI CHEMICAL CO LTD·Filed 2004·Granted Nov 28, 2006·36 cites·6 claims
- 3893US6884936B2Electromagnetic shield film, electromagnetic shield unit and displayHITACHI CHEMICAL CO LTD·Filed 2002·Granted Apr 26, 2005·69 cites·19 claims
- 3993US6444365B2Graphite particles and lithium secondary battery using the same as negative electrodeHITACHI CHEMICAL CO LTD·Filed 2001·Granted Sep 3, 2002·25 cites·18 claims
- 4093US6281450B1Substrate for mounting semiconductor chipsHITACHI CHEMICAL CO LTD·Filed 1998·Granted Aug 28, 2001·206 cites·9 claims
- 4193US6221118B1Cerium oxide abrasive and method of polishing substratesHITACHI CHEMICAL CO LTD·Filed 1997·Granted Apr 24, 2001·123 cites·1 claims
- 4293US4740657AAnisotropic-electroconductive adhesive composition, method for connecting circuits using the same, and connected circuit structure thus obtainedHITACHI CHEMICAL CO LTD·Filed 1987·Granted Apr 26, 1988·211 cites·25 claims
- 4393US4731282AAnisotropic-electroconductive adhesive filmHITACHI CHEMICAL CO LTD·Filed 1986·Granted Mar 15, 1988·111 cites·10 claims
- 4493US4565768APhotosensitive azide composition with alkali soluble polymer and process of using to form resist patternHITACHI CHEMICAL CO LTD·Filed 1984·Granted Jan 21, 1986·67 cites·8 claims
- 4592US10995184B2Sol composition, aerogel composite, support member provided with aerogel composite, and heat insulatorHITACHI CHEMICAL CO LTD·Filed 2017·Granted May 4, 2021·6 cites·20 claims
- 4692US10590001B2Aerogel composite, and supporting member and heat insulation material provided with aerogel compositeHITACHI CHEMICAL CO LTD·Filed 2015·Granted Mar 17, 2020·4 cites·17 claims
- 4792US10205072B2Light-emitting device and method of preparing same, optical semiconductor element mounting package, and optical semiconductor device using the sameHITACHI CHEMICAL CO LTD·Filed 2017·Granted Feb 12, 2019·5 cites·18 claims
- 4892US8044524B2Adhesive for connection of circuit member and semiconductor device using the sameHITACHI CHEMICAL CO LTD·Filed 2009·Granted Oct 25, 2011·8 cites·13 claims
- 4992US7838239B2Methods regarding enhanced T-cell receptor-mediated tumor necrosis factor superfamily mRNA expression in peripheral blood leukocytes in patients with crohn's diseaseHITACHI CHEMICAL CO LTD·Filed 2007·Granted Nov 23, 2010·20 cites·13 claims
- 5092US7680367B2Optoelectronic integrated circuit board and communications device using the sameHITACHI CHEMICAL CO LTD·Filed 2005·Granted Mar 16, 2010·25 cites·11 claims
Showing the top 50 of 1,692 patent records by PatentIndex Score.
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