Inventor

FUKUSHI HIDEKAZU

JP2 patents

Patents

2 patents

US11359288B2Jun 14, 2022

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

NIHON PARKERIZING1 citations54

US11965247B2Apr 23, 2024

Pretreatment agent and chemical conversion treatment agent

NIHON PARKERIZING0 citations49