Assignee
DENKI KAGAKU KOGYO KK
JP·365 granted patents·60 pending applications·5,635 citations·filing 1969–2015
Top patents by PatentIndex Score
425 records- 0193US6840996B2Cement compositionDENKI KAGAKU KOGYO KK·Filed 2001·Granted Jan 11, 2005·53 cites·8 claims
- 0293US5132164AFluorine resin type weather-resistant filmDENKI KAGAKU KOGYO KK·Filed 1990·Granted Jul 21, 1992·95 cites·16 claims
- 0393US4721878ACharged particle emission source structureDENKI KAGAKU KOGYO KK·Filed 1986·Granted Jan 26, 1988·87 cites·20 claims
- 0492US5854155AHexagonal system boron nitride powderDENKI KAGAKU KOGYO KK·Filed 1997·Granted Dec 29, 1998·71 cites·6 claims
- 0592US5354415AMethod for forming a ceramic circuit boardDENKI KAGAKU KOGYO KK·Filed 1993·Granted Oct 11, 1994·88 cites·25 claims
- 0692US4190454ACement retarder and rapid hardening cement containing the sameDENKI KAGAKU KOGYO KK·Filed 1978·Granted Feb 26, 1980·92 cites·11 claims
- 0791US9656868B2Boron-nitride powder and resin composition containing sameDENKI KAGAKU KOGYO KK·Filed 2014·Granted May 23, 2017·11 cites·9 claims
- 0891US6635267B1Hyaluronic acid gel, process for the preparation thereof and medical materials containing the sameDENKI KAGAKU KOGYO KK·Filed 1999·Granted Oct 21, 2003·120 cites·16 claims
- 0991US5266618AFlame-retardant resin compositionDENKI KAGAKU KOGYO KK·Filed 1992·Granted Nov 30, 1993·50 cites·9 claims
- 1090US9475895B2Sulfur-modified chloroprene rubber composition and molded bodyDENKI KAGAKU KOGYO KK·Filed 2013·Granted Oct 25, 2016·5 cites·7 claims
- 1190US4510274AVinyl acetate-ethylene copolymer emulsion and aqueous emulsion adhesive composition containing the emulsionDENKI KAGAKU KOGYO KK·Filed 1983·Granted Apr 9, 1985·61 cites·23 claims
- 1289US6841261B2Block copolymer, composition thereof, and film made thereofDENKI KAGAKU KOGYO KK·Filed 2001·Granted Jan 11, 2005·38 cites·51 claims
- 1389US6403697B1Carbon black, method for its preparation and its applicationsDENKI KAGAKU KOGYO KK·Filed 2000·Granted Jun 11, 2002·40 cites·15 claims
- 1489US4302554AFilm for heat sealing and process of heat sealingDENKI KAGAKU KOGYO KK·Filed 1978·Granted Nov 24, 1981·45 cites·14 claims
- 1589US3973978AMethod for execution of quick hardening cementDENKI KAGAKU KOGYO KK·Filed 1974·Granted Aug 10, 1976·50 cites·10 claims
- 1688US6559234B1Cross-copolymerized olefin/styrene/diene copolymer, process for the production of the same and uses thereofDENKI KAGAKU KOGYO KK·Filed 1999·Granted May 6, 2003·61 cites·86 claims
- 1788US4082561AMethod for execution of quick hardening cementDENKI KAGAKU KOGYO KK·Filed 1976·Granted Apr 4, 1978·48 cites·5 claims
- 1887US8048258B2Resin composition, and temporary fixing method and surface protecting method for members to be processed, by means thereofDENKI KAGAKU KOGYO KK·Filed 2007·Granted Nov 1, 2011·8 cites·9 claims
- 1987US5544617AMethod for producing single crystal, and needle-like single crystalDENKI KAGAKU KOGYO KK·Filed 1995·Granted Aug 13, 1996·54 cites·19 claims
- 2086US9522993B2Rubber composition, and vulcanizate and molded article thereofDENKI KAGAKU KOGYO KK·Filed 2013·Granted Dec 20, 2016·3 cites·8 claims
- 2186US7829605B2Energy ray-curable resin composition and adhesive using sameDENKI KAGAKU KOGYO KK·Filed 2006·Granted Nov 9, 2010·10 cites·14 claims
- 2286US6638538B1Hyaluronic acid gel composition, process for producing the same, and medical material containing the sameDENKI KAGAKU KOGYO KK·Filed 2000·Granted Oct 28, 2003·62 cites·31 claims
- 2386US5733352AHoneycomb structure, process for its production, its use and heating apparatusDENKI KAGAKU KOGYO KK·Filed 1996·Granted Mar 31, 1998·82 cites·10 claims
- 2485US7214745B2Process for producing polymerDENKI KAGAKU KOGYO KK·Filed 2002·Granted May 8, 2007·32 cites·15 claims
- 2585US6309737B1Circuit substrateDENKI KAGAKU KOGYO KK·Filed 2000·Granted Oct 30, 2001·53 cites·24 claims
- 2685US6107411ABlock copolymer, block copolymer composition and heat shrinkable films made thereofDENKI KAGAKU KOGYO KK·Filed 1998·Granted Aug 22, 2000·70 cites·7 claims
- 2785US4915740AHydraulic material composition having high strengthDENKI KAGAKU KOGYO KK·Filed 1987·Granted Apr 10, 1990·54 cites·28 claims
- 2885US4340577AProcess for producing carbon blackDENKI KAGAKU KOGYO KK·Filed 1980·Granted Jul 20, 1982·53 cites·5 claims
- 2985US4137476AThermionic cathodeDENKI KAGAKU KOGYO KK·Filed 1977·Granted Jan 30, 1979·23 cites·9 claims
- 3084US7341793B2Transparent heat-sealing filmDENKI KAGAKU KOGYO KK·Filed 2005·Granted Mar 11, 2008·6 cites·4 claims
- 3184US6566453B1Cross-copolymerized olefin/aromatic vinyl/diene copolymer and process for producing the sameDENKI KAGAKU KOGYO KK·Filed 2000·Granted May 20, 2003·22 cites·78 claims
- 3284US4878866AThermionic cathode structureDENKI KAGAKU KOGYO KK·Filed 1988·Granted Nov 7, 1989·39 cites·5 claims
- 3384US4602051AResin composition having electromagnetic wave shielding effortDENKI KAGAKU KOGYO KK·Filed 1984·Granted Jul 22, 1986·25 cites·17 claims
- 3484US4404322AHeat resistant resin compositionDENKI KAGAKU KOGYO KK·Filed 1982·Granted Sep 13, 1983·47 cites·10 claims
- 3583US5256472AFluorine resin type weather-resistant filmDENKI KAGAKU KOGYO KK·Filed 1992·Granted Oct 26, 1993·48 cites·8 claims
- 3683US4698948AFurnace wall construction for industrial useDENKI KAGAKU KOGYO KK·Filed 1986·Granted Oct 13, 1987·25 cites·9 claims
- 3783US4686296AProcess for producing oxiracetamDENKI KAGAKU KOGYO KK·Filed 1986·Granted Aug 11, 1987·29 cites·15 claims
- 3883US4529755AEpoxy resin composition for encapsulating semiconductorDENKI KAGAKU KOGYO KK·Filed 1983·Granted Jul 16, 1985·44 cites·47 claims
- 3982US8040034B2Electron sourceDENKI KAGAKU KOGYO KK·Filed 2008·Granted Oct 18, 2011·6 cites·4 claims
- 4082US6248850B1Film and stretch packaging filmDENKI KAGAKU KOGYO KK·Filed 1998·Granted Jun 19, 2001·35 cites·16 claims
- 4182US6066709AEthylene-aromatic vinyl compound copolymer and method for its productionDENKI KAGAKU KOGYO KK·Filed 1998·Granted May 23, 2000·28 cites·29 claims
- 4282US6004299AInjection vessel and solution-enclosed injection vessel in use thereofDENKI KAGAKU KOGYO KK·Filed 1995·Granted Dec 21, 1999·55 cites·11 claims
- 4382US4980221APermeation printed plastic bodyDENKI KAGAKU KOGYO KK·Filed 1988·Granted Dec 25, 1990·19 cites·11 claims
- 4482US4708626AMold assemblyDENKI KAGAKU KOGYO KK·Filed 1986·Granted Nov 24, 1987·46 cites·58 claims
- 4582US4302251ACement composition containing dextrinDENKI KAGAKU KOGYO KK·Filed 1979·Granted Nov 24, 1981·42 cites·12 claims
- 4681US7988811B2Adhesive composition and method for temporarily fixing member by using the sameDENKI KAGAKU KOGYO KK·Filed 2007·Granted Aug 2, 2011·4 cites·9 claims
- 4781US7014860B1Hyaluronic acid gel, process for producing the same, and medical material containing the sameDENKI KAGAKU KOGYO KK·Filed 2000·Granted Mar 21, 2006·46 cites·21 claims
- 4881US6096671AMethod of using hexagonal system boron nitride powderDENKI KAGAKU KOGYO KK·Filed 1998·Granted Aug 1, 2000·38 cites·13 claims
- 4981US5883213AEthylene-aromatic vinyl compound copolymer and method for its productionDENKI KAGAKU KOGYO KK·Filed 1997·Granted Mar 16, 1999·48 cites·12 claims
- 5080US6902795B1Transparent heat-sealing filmDENKI KAGAKU KOGYO KK·Filed 2000·Granted Jun 7, 2005·16 cites·14 claims
Showing the top 50 of 425 patent records by PatentIndex Score.
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