NIHON PARKERIZING CO., LTD. based in Tokyo, JP has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2023-04-20 ✅ Patent 12,644,014 granted on 2026-06-02

US20230119174A1

Chemistry; metallurgy

Rust-Preventive Composition and Automobile Component

#2 | 2022-12-08 ✅ Patent 12,540,248 granted on 2026-02-03

US20220389237A1

Chemistry; metallurgy

Metal Surface-Treating Agent, and Metal Material With Coating Film and Method for Manufacturing Same

#3 | 2022-06-23 ✅ Patent 12,178,939 granted on 2024-12-31

US20220193308A1

Human necessities

Inorganic salt-protein composite medical instrument

#4 | 2021-10-07 ✅ Patent 12,137,962 granted on 2024-11-12

US20210307809A1

Human necessities

Surgical electrode having surface treatment coating

#5 | 2021-07-15 ✅ Patent 11,332,818 granted on 2022-05-17

US20210214833A1

Chemistry; metallurgy

Method for producing surface-hardened material

#6 | 2021-07-01 ✅ Patent 11,927,225 granted on 2024-03-12

US20210199158A1

Mechanical engineering

Sliding spline shaft device

#7 | 2021-06-10 ✅ Patent 11,965,247 granted on 2024-04-23

US20210172068A1

Chemistry; metallurgy

Pretreatment agent and chemical conversion treatment agent

#8 | 2021-05-27 ✅ Patent 11,377,568 granted on 2022-07-05

US20210155810A1

Chemistry; metallurgy

Metal surface treatment agent, metal surface treatment method, and metal material

#9 | 2021-04-29 ✅ Patent 11,637,230 granted on 2023-04-25

US20210126178A1

Electricity

Thermoelectric conversion element and thermoelectric conversion module having same

#10 | 2021-04-22 ✅ Patent 12,018,175 granted on 2024-06-25

US20210115265A1

Chemistry; metallurgy

Surface treatment agent for metal materials, metal material coated with surface treatment film, and method for producing same

#11 | 2021-03-18 ✅ Patent 11,174,396 granted on 2021-11-16

US20210079229A1

Chemistry; metallurgy

Electrostatic powder coating material, coated article having coating film, and method for producing same

#12 | 2020-11-19 ✅ Patent 11,603,592 granted on 2023-03-14

US20200362461A1

Chemistry; metallurgy

Metallic material surface treatment agent, metallic material having surface treatment coating, and manufacturing method therefor

#13 | 2020-10-29 ✅ Patent 11,725,287 granted on 2023-08-15

US20200340123A1

Chemistry; metallurgy

Method for manufacturing a magnesium material or magnesium alloy material with a coating

#14 | 2019-10-24 ✅ Patent 11,359,288 granted on 2022-06-14

US20190323128A1

Chemistry; metallurgy

Chemical conversion treatment agent, method for producing chemical conversion coating, metal material having chemical conversion coating, and painted metal material

#15 | 2019-06-13 ✅ Patent 10,854,396 granted on 2020-12-01

US20190180951A1

Electricity

Packaging material for electrochemical cells

#16 | 2019-02-07

US20190040531A1

Chemistry; metallurgy

SURFACE TREATMENT AGENT, METHOD FOR FORMING SURFACE TREATMENT COATING, AND ALUMINUM MATERIAL OR ALUMINUM ALLOY MATERIAL HAVING SURFACE TREATMENT COATING THEREON/OVER

#17 | 2019-01-03

US20190003058A1

Chemistry; metallurgy

SURFACE-CONDITIONING AGENT, AS WELL AS MAGNESIUM MEMBER OR MAGNESIUM ALLOY MATERIAL WITH FILM, AND MANUFACTURING METHOD THEREFOR

#18 | 2018-12-13

US20180355275A1

Chemistry; metallurgy

SOLID LUBRICANT, LUBRICATING COATING AGENT FOR METAL MATERIAL, SURFACE-TREATED METAL MATERIAL, AND METHOD FOR FORMING LUBRICATING COATING FOR METAL MATERIAL

#19 | 2018-11-08 ✅ Patent 10,760,029 granted on 2020-09-01

US20180320101A1

Chemistry; metallurgy

Water-based lubricating coating agent for metal material, surface-treated metal material, and method for forming lubricating coating for metal material

#20 | 2018-07-05 ✅ Patent 10,752,996 granted on 2020-08-25

US20180187312A1

Chemistry; metallurgy

Surface treatment agent, surface treatment method, and surface treated metal material

#21 | 2018-06-21 ✅ Patent 10,800,933 granted on 2020-10-13

US20180171164A1

Chemistry; metallurgy

Surface treatment solution for plated steel sheet to be hot-pressed

#22 | 2018-06-07

US20180155651A1

Chemistry; metallurgy

WATER-CONTAINING LUBRICATING FILM AGENT, SURFACE TREATED METALLIC MATERIAL, AND METHOD FOR FORMING WATER-CONTAINING LUBRICATING FILM OF METALLIC MATERIAL

#23 | 2018-05-31

US20180148660A1

Chemistry; metallurgy

AQUEOUS LUBRICANT, METAL MATERIAL, AND METAL PROCESSED ARTICLES

#24 | 2018-03-29 ✅ Patent 10,633,518 granted on 2020-04-28

US20180086898A1

Chemistry; metallurgy

Surface treatment agent for metal material, method of producing the same, metal material having a surface treatment coating, and method of producing the same

#25 | 2017-08-10 ✅ Patent 10,221,318 granted on 2019-03-05

US20170226345A1

Chemistry; metallurgy

Hydrophilization treatment agent for aluminum-containing metal material

#26 | 2017-05-18

US20170137741A1

Chemistry; metallurgy

WATER-BASED LUBRICATING COATING AGENT WITH EXCELLENT CORROSION RESISTANCE AND WORKABILITY, AND METAL MATERIAL

#27 | 2016-08-25 ✅ Patent 10,253,416 granted on 2019-04-09

US20160244884A1

Chemistry; metallurgy

Surface treatment agent for metal material and production method for surface-treated metal material

#28 | 2016-06-09 ✅ Patent 10,472,585 granted on 2019-11-12

US20160160150A1

Chemistry; metallurgy

Aqueous lubricant for plastic working of metal material and having superior gas clogging resistance and post-moisture absorption workability

#29 | 2016-04-28 ✅ Patent 9,752,046 granted on 2017-09-05

US20160115342A1

Chemistry; metallurgy

Aqueous 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 thereon

#30 | 2016-03-24 ✅ Patent 10,450,468 granted on 2019-10-22

US20160083590A1

Chemistry; metallurgy

Surface treatment composition for coated steel sheet, surface treated plated steel sheet and method of production of same, and coated plated steel sheet and method of production of same

#31 | 2016-03-10 ✅ Patent 10,023,750 granted on 2018-07-17

US20160068687A1

Chemistry; metallurgy

Aqueous hydrophilizing surface treatment agent, hydrophilic coating film and hydrophilizing surface treatment method

#32 | 2016-01-07 ✅ Patent 10,053,753 granted on 2018-08-21

US20160002753A1

Chemistry; metallurgy

Aluminum-zinc plated steel sheet and method for producing the same

#33 | 2015-10-22

US20150299864A1

Chemistry; metallurgy

METAL SURFACE TREATMENT LIQUID, SURFACE TREATMENT METHOD FOR METAL BASES, AND METAL BASE OBTAINED BY SURFACE TREATMENT METHOD FOR METAL BASES

#34 | 2015-08-20 ✅ Patent 9,534,132 granted on 2017-01-03

US20150232681A1

Chemistry; metallurgy

Hydrophilic surface treatment agent for aluminum-containing metal heat exchangers having excellent drainage

#35 | 2015-02-12 ✅ Patent 9,133,346 granted on 2015-09-15

US20150044498A1

Chemistry; metallurgy

Surface-coated aluminum and zinc plated steel sheet and method of preparing same

#36 | 2014-02-20

US20140050939A1

Chemistry; metallurgy

SURFACE-TREATED METAL MATERIAL AND AQUEOUS METAL SURFACE-TREATMENT AGENT

#37 | 2014-01-30

US20140030635A1

Performing operations; transporting

CORROSION-RESISTANT ALLOY COATING FILM FOR METAL MATERIALS AND METHOD FOR FORMING SAME

#38 | 2013-08-01

US20130196167A1

Chemistry; metallurgy

HYDROPHILIC FILM FORMED ON A SURFACE OF A METAL MATERIAL, HYDROPHILIZATION TREATMENT AGENT AND HYDROPHILIZATION TREATMENT METHOD

#39 | 2013-02-07 ✅ Patent 8,741,445 granted on 2014-06-03

US20130034743A1

Chemistry; metallurgy

Aluminum or aluminum alloy material having surface treatment coating film, and method for treating a surface thereof

#40 | 2013-01-17 ✅ Patent 8,585,887 granted on 2013-11-19

US20130015072A1

Chemistry; metallurgy

Aluminum alloy member and method for manufacturing same

#41 | 2012-07-26 ✅ Patent 9,175,403 granted on 2015-11-03

US20120190790A1

Chemistry; metallurgy

Composition for adhesion layer used for multi-layered surface-treatment steel sheet

#42 | 2012-01-05 ✅ Patent 8,877,031 granted on 2014-11-04

US20120000783A1

Chemistry; metallurgy

Method of electrolytic ceramic coating for metal, electrolysis solution for electrolytic ceramic coating for metal, and metallic material

#43 | 2011-11-10

US20110274939A1

Chemistry; metallurgy

HYDROPHILIZING AGENT FOR ALUMINUM-CONTAINING METAL MATERIAL, HYDROPHILIZING METHOD, AND HYDROPHILIZED ALUMINUM-CONTAINING METAL MATERIAL

#44 | 2011-08-04 ✅ Patent 8,545,642 granted on 2013-10-01

US20110186186A1

Chemistry; metallurgy

Iron and steel material having quenched surface layer part, method for producing the iron and steel material, and quenched component

#45 | 2011-06-30 ✅ Patent 8,491,809 granted on 2013-07-23

US20110155949A1

Chemistry; metallurgy

Process for production of aluminum wheel

#46 | 2010-07-01

US20100163138A1

Chemistry; metallurgy

METHOD FOR QUENCHING OF STEEL MEMBER, QUENCHED STEEL MEMBER, AND AGENT FOR PROTECTING QUENCHED SURFACE

#47 | 2009-07-16 ✅ Patent 7,879,772 granted on 2011-02-01

US20090178454A1

Chemistry; metallurgy

Process for cold plastic working of metallic materials

#48 | 2009-05-12 ✅ Patent 7,531,051 granted on 2009-05-12

US10480841

Treating solution for metal surface treatment and a method for surface treatment

#49 | 2009-03-12 ✅ Patent 7,997,884 granted on 2011-08-16

US20090068049A1

Mechanical engineering

Rotary device and oil pump having α-alumina and zirconia coating

#50 | 2009-01-01 ✅ Patent 7,641,981 granted on 2010-01-05

US20090004491A1

Chemistry; metallurgy

Surface treated metal material

#51 | 2008-01-10 ✅ Patent 7,575,644 granted on 2009-08-18

US20080008902A1

Chemistry; metallurgy

Solution for treating metal surface, surface treating method, and surface treated material

#52 | 2007-08-09 ✅ Patent 7,709,435 granted on 2010-05-04

US20070184997A1

Chemistry; metallurgy

Alkaline cleaning liquid comprising metallic ions for aluminum or aluminum alloys and method of cleaning

#53 | 2007-07-03 ✅ Patent 7,238,394 granted on 2007-07-03

US10493382

Powder coating apparatus and method for electrostatically coating an electrically grounded object

#54 | 2007-07-03 ✅ Patent 7,238,244 granted on 2007-07-03

US10416710

Nitriding of iron and steel parts in salt bath having improved corrosion resistance

#55 | 2007-05-15 ✅ Patent 7,217,327 granted on 2007-05-15

US10651978

Method of producing metal member with enhanced corrosion resistance by salt bath nitriding

#56 | 2005-06-02

US20050118441A1

Chemistry; metallurgy

Automobile chassis members having high surface hardness and high corrosion resistance

#57 | 2005-05-19 ✅ Patent 7,294,362 granted on 2007-11-13

US20050103229A1

Chemistry; metallurgy

Aqueous agent for treating substrate, method for treating substrate and treated substrate

#58 | 2005-03-31 ✅ Patent 7,253,332 granted on 2007-08-07

US20050070752A1

Chemistry; metallurgy

Method for treating cyanide waste liquid

#59 | 2005-03-31 ✅ Patent 7,819,989 granted on 2010-10-26

US20050067057A1

Chemistry; metallurgy

Surface treating solution for surface treatment of aluminum or magnesium metal and a method for surface treatment

#60 | 2005-03-22 ✅ Patent 6,869,677 granted on 2005-03-22

US9980490

Heat exchanger made of aluminum alloy

#61 | 2005-02-22 ✅ Patent 6,858,312 granted on 2005-02-22

US10296940

Aqueous compositions and process for the surface modification of articles by use of the aqueous compositions

Also check out NIHON PARKERIZING CO., LTD.'s (Tokyo, Japan) applicant profile with 34 patent applications submitted.

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