Assignee
NIHON PARKERIZING
JP·101 granted patents·30 pending applications·1,437 citations·filing 1978–2025
Top patents by PatentIndex Score
131 records- 0192US6420437B1Titanium oxide colloidal sol and process for the preparation thereofNIHON PARKERIZING·Filed 1999·Granted Jul 16, 2002·86 cites·8 claims
- 0290US5116430AProcess for surface treatment titanium-containing metallic materialNIHON PARKERIZING·Filed 1991·Granted May 26, 1992·61 cites·15 claims
- 0388US5759251ATitanium dioxide ceramic paint and methods of producing sameNIHON PARKERIZING·Filed 1997·Granted Jun 2, 1998·56 cites·8 claims
- 0488US4344308AMethod for cold rolling and cleaning steel platesNIHON PARKERIZING·Filed 1980·Granted Aug 17, 1982·29 cites·7 claims
- 0587US5496463AProcess and apparatus for composite electroplating a metallic materialNIHON PARKERIZING·Filed 1994·Granted Mar 5, 1996·64 cites·13 claims
- 0685US9534132B2Hydrophilic surface treatment agent for aluminum-containing metal heat exchangers having excellent drainageNIHON PARKERIZING·Filed 2013·Granted Jan 3, 2017·7 cites·13 claims
- 0783US7531051B2Treating solution for metal surface treatment and a method for surface treatmentNIHON PARKERIZING·Filed 2002·Granted May 12, 2009·22 cites·11 claims
- 0882US4954372AMetal surface hydrophilicizing process and compositionNIHON PARKERIZING·Filed 1989·Granted Sep 4, 1990·50 cites·18 claims
- 0981US6902844B2Film-sealed non-aqueous electrolyte battery with improved surface-treated lead terminalNIHON PARKERIZING·Filed 2002·Granted Jun 7, 2005·24 cites·25 claims
- 1081US6491883B2Air-cleaning photocatalytic filterNIHON PARKERIZING·Filed 2000·Granted Dec 10, 2002·27 cites·8 claims
- 1180US6180177B1Surface treatment composition for metallic material and method for treatmentNIHON PARKERIZING·Filed 1998·Granted Jan 30, 2001·43 cites·8 claims
- 1280US4857225ACleaning chemical for aluminium surfaceNIHON PARKERIZING·Filed 1988·Granted Aug 15, 1989·33 cites·9 claims
- 1379US5283131AZinc-plated metallic materialNIHON PARKERIZING·Filed 1992·Granted Feb 1, 1994·39 cites·1 claims
- 1477US11359288B2Chemical conversion treatment agent, method for producing chemical conversion coating, metal material having chemical conversion coating, and painted metal materialNIHON PARKERIZING·Filed 2017·Granted Jun 14, 2022·1 cites·6 claims
- 1576US5028906AHumidity sensorNIHON PARKERIZING·Filed 1988·Granted Jul 2, 1991·41 cites·28 claims
- 1675US5378291ACoating composition for metalNIHON PARKERIZING·Filed 1993·Granted Jan 3, 1995·29 cites·4 claims
- 1775US4980076AFluoride and chromium free acid etchant rinse for aluminumNIHON PARKERIZING·Filed 1989·Granted Dec 25, 1990·22 cites·19 claims
- 1874US10253416B2Surface treatment agent for metal material and production method for surface-treated metal materialNIHON PARKERIZING·Filed 2013·Granted Apr 9, 2019·2 cites·23 claims
- 1974US5432211ALubricating paintNIHON PARKERIZING·Filed 1994·Granted Jul 11, 1995·33 cites·9 claims
- 2074US4927472AConversion coating solution for treating metal surfacesNIHON PARKERIZING·Filed 1988·Granted May 22, 1990·35 cites·12 claims
- 2173US9752046B2Aqueous hydrophilic coating composition capable of forming coating film having excellent self-cleaning ability against stains adhered thereon, and surface-treated material having formed thereon coating film having excellent self-cleaning ability against stains adhered thereonNIHON PARKERIZING·Filed 2014·Granted Sep 5, 2017·1 cites·14 claims
- 2273US7641981B2Surface treated metal materialNIHON PARKERIZING·Filed 2006·Granted Jan 5, 2010·2 cites·5 claims
- 2372US6056483APowder coating material feeding apparatusNIHON PARKERIZING·Filed 1997·Granted May 2, 2000·30 cites·6 claims
- 2472US2025257225A1Method of Producing a Metal Material Comprising a FilmNIHON PARKERIZING·Filed 2025·Application pending·0 cites
- 2571US9039882B2Metal material with a bismuth film attached and method for producing same, surface treatment liquid used in said method, and cationic electrodeposition coated metal material and method for producing sameNIHON PARKERIZING·Filed 2014·Granted May 26, 2015·0 cites·14 claims
- 2671US7294362B2Aqueous agent for treating substrate, method for treating substrate and treated substrateNIHON PARKERIZING·Filed 2003·Granted Nov 13, 2007·10 cites·7 claims
- 2771US5879816AMetallic sliding materialNIHON PARKERIZING·Filed 1996·Granted Mar 9, 1999·29 cites·6 claims
- 2870US11332818B2Method for producing surface-hardened materialNIHON PARKERIZING·Filed 2019·Granted May 17, 2022·0 cites·5 claims
- 2970US7879772B2Process for cold plastic working of metallic materialsNIHON PARKERIZING·Filed 2009·Granted Feb 1, 2011·1 cites·19 claims
- 3070US2025223462A1Electronic componentNIHON PARKERIZING·Filed 2023·Application pending·0 cites
- 3169US7819989B2Surface treating solution for surface treatment of aluminum or magnesium metal and a method for surface treatmentNIHON PARKERIZING·Filed 2002·Granted Oct 26, 2010·13 cites·11 claims
- 3269US4306917AConversion coating solutions for treating metallic surfacesNIHON PARKERIZING·Filed 1980·Granted Dec 22, 1981·22 cites·9 claims
- 3369US2024218520A1Pretreatment Agent and Chemical Conversion Treatment AgentNIHON PARKERIZING·Filed 2024·Application pending·0 cites
- 3468US6420477B1Aqueous coating composition for metal sheets, surface-treated metal sheets and surface treating methodNIHON PARKERIZING·Filed 2000·Granted Jul 16, 2002·10 cites·9 claims
- 3568US5308709AProcess for forming composite film on aluminum or aluminum alloy article surface and resulting productNIHON PARKERIZING·Filed 1992·Granted May 3, 1994·24 cites·10 claims
- 3667US2025059647A1Surface Adjuster for Zinc Phosphate Chemical Conversion TreatmentNIHON PARKERIZING·Filed 2022·Application pending·0 cites
- 3766US6248181B1Composition and method for hydrophilic treatment of aluminum or aluminum alloyNIHON PARKERIZING·Filed 1999·Granted Jun 19, 2001·35 cites·8 claims
- 3865US4783224AMethod for hydrophilic treatment of aluminum using an amphoteric polymerNIHON PARKERIZING·Filed 1987·Granted Nov 8, 1988·19 cites·9 claims
- 3964US5711489AElectrostatic powder coating method and apparatusNIHON PARKERIZING·Filed 1995·Granted Jan 27, 1998·27 cites·10 claims
- 4064US4966634AComposition of the surface treatment for metal and the treatment methodNIHON PARKERIZING·Filed 1989·Granted Oct 30, 1990·26 cites·13 claims
- 4164US4959277AProcess for treating plated steel sheetNIHON PARKERIZING·Filed 1989·Granted Sep 25, 1990·14 cites·13 claims
- 4263US5928731AElectrostatic powder spray coating methodNIHON PARKERIZING·Filed 1997·Granted Jul 27, 1999·32 cites·3 claims
- 4362US11725287B2Method for manufacturing a magnesium material or magnesium alloy material with a coatingNIHON PARKERIZING·Filed 2020·Granted Aug 15, 2023·0 cites·2 claims
- 4462US10023750B2Aqueous hydrophilizing surface treatment agent, hydrophilic coating film and hydrophilizing surface treatment methodNIHON PARKERIZING·Filed 2014·Granted Jul 17, 2018·0 cites·15 claims
- 4562US6698507B2Aluminum alloy heat exchanger resistive to tobacco odor impregnationNIHON PARKERIZING·Filed 2003·Granted Mar 2, 2004·7 cites·6 claims
- 4662US6183570B1Surface treatment process of metallic material and metallic material obtained therebyNIHON PARKERIZING·Filed 1999·Granted Feb 6, 2001·23 cites·7 claims
- 4762US2010032301A1Aluminum alloy member and method for manufacturing sameNIHON PARKERIZING·Filed 2009·Application pending·0 cites
- 4861US6520011B2Powder detecting capacitance-type sensorNIHON PARKERIZING·Filed 2001·Granted Feb 18, 2003·10 cites·7 claims
- 4961US4749418AChromate coating of zinc surfacesNIHON PARKERIZING·Filed 1986·Granted Jun 7, 1988·22 cites·8 claims
- 5061US4402765AMethod and apparatus for treating steel sheet structuresNIHON PARKERIZING·Filed 1982·Granted Sep 6, 1983·23 cites·9 claims
Showing the top 50 of 131 patent records by PatentIndex Score.
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