P

Inventor

TERADA HARUYOSHI

JP7 patents
⚠️ This page may combine multiple inventors who share the name “TERADA HARUYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIHON PARKERIZING

4 patents
US4857225AAug 15, 1989

Cleaning chemical for aluminium surface

NIHON PARKERIZING33 citations88
US4306917ADec 22, 1981

Conversion coating solutions for treating metallic surfaces

NIHON PARKERIZING22 citations81
US4220486ASep 2, 1980

Conversion coating solution for treating metallic surfaces

NIHON PARKERIZING7 citations72
US4756805AJul 12, 1988

Treatment of galvanized steel

NIHON PARKERIZING10 citations66

HOOKER CHEMICALS PLASTICS CORP

1 patent
US4339310AJul 13, 1982

Method of surface treatment of tin plated cans and tin plated steel sheets

HOOKER CHEMICALS PLASTICS CORP47 citations91

NIPPON STEEL CORP

1 patent
US4784731ANov 15, 1988

Chromate treatment of a metal coated steel sheet

NIPPON STEEL CORP5 citations59

OXY METAL INDUSTRIES CORP

1 patent
US4059452ANov 22, 1977

Metal surface treatment

OXY METAL INDUSTRIES CORP4 citations56