P

Inventor

YAMASOE KATSUYOSHI

JP20 patents
⚠️ This page may combine multiple inventors who share the name “YAMASOE KATSUYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON PAINT CO LTD

16 patents
US4828616AMay 9, 1989

Surface treatment chemical for forming a hydrophilic coating

NIPPON PAINT CO LTD70 citations96
US6572983B2Jun 3, 2003

Method for treating metallic surfaces

NIPPON PAINT CO LTD31 citations92
US6482274B2Nov 19, 2002

Nonchromate metallic surface treating agent for PCM use, method for PCM surface treatment, and treated PCM steel panel

NIPPON PAINT CO LTD37 citations92
US6475300B2Nov 5, 2002

Non-chromate metallic surface-treating agent, method for surface treatment, and treated steel material

NIPPON PAINT CO LTD48 citations92
US6419731B2Jul 16, 2002

Nonchromate rust preventive agent for aluminum, method of rust prevention and rust-preventive aluminum products

NIPPON PAINT CO LTD37 citations92
US6241830B1Jun 5, 2001

Non-chromium anticorrosive treatment

NIPPON PAINT CO LTD30 citations92
US5399192AMar 21, 1995

Chemicals and method for forming cured coat having lubricating and hydrophilic properties

NIPPON PAINT CO LTD44 citations92
US4973359ANov 27, 1990

Surface treatment chemical and bath for forming hydrophilic coatings and method of surface-treating aluminum members

NIPPON PAINT CO LTD43 citations92
US5478872ADec 26, 1995

Hydrophilic surface treating aqueous solution, hydrophilic surface treating method and hydrophilic surface treating film

NIPPON PAINT CO LTD26 citations90
US5494705AFeb 27, 1996

Hydrophilic surface treating aqueous solution, hydrophilic surface treating method and hydrophilic surface treating film

NIPPON PAINT CO LTD18 citations79
US5009962AApr 23, 1991

Surface treatment chemical and bath for forming hydrophilic coatings and method of surface-treating aluminum members

NIPPON PAINT CO LTD15 citations74
US4908075AMar 13, 1990

Surface treatment chemical for forming a hydrophilic coating

NIPPON PAINT CO LTD15 citations74
US6528468B2Mar 4, 2003

Pickling agent for the chemical conversion coating of heat exchanger, method of pickling heat exchanger

NIPPON PAINT CO LTD11 citations73
US6447589B2Sep 10, 2002

Method of producing a water-base resin composition for rust-preventive coating

NIPPON PAINT CO LTD11 citations73
US5614585AMar 25, 1997

Hydrophilic surface-treating aqueous solution and hydrophilic surface-treating method

NIPPON PAINT CO LTD6 citations72
US5527854AJun 18, 1996

Hydrophilic surface-treating aqueous solution and hydrophilic surface-treating method using polyglutamic acid

NIPPON PAINT CO LTD12 citations72

AMCHEM PROD

3 patents

SHOWA ALUMINUM CORP

1 patent