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Inventor

SCHUMACHER WILLIAM J

US8 patents
⚠️ This page may combine multiple inventors who share the name “SCHUMACHER WILLIAM J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ARMCO INC

3 patents
US5089067AFeb 18, 1992

Martensitic stainless steel

ARMCO INC62 citations94
US4494988AJan 22, 1985

Galling and wear resistant steel alloy

ARMCO INC19 citations81
US4220689ASep 2, 1980

Galling resistant austenitic stainless steel powder product

ARMCO INC8 citations72

ARMCO STEEL CORP

2 patents
US4146412AMar 27, 1979

Galling resistant austenitic stainless steel

ARMCO STEEL CORP7 citations72
US4099967AJul 11, 1978

Galling resistant austenitic stainless steel

ARMCO STEEL CORP7 citations72

ACME GENERAL CORP

1 patent
US4014072AMar 29, 1977

Fascia and track for a sliding door

ACME GENERAL CORP35 citations91

BALTIMORE SPECIALTY STEELS COR

1 patent
US4946644AAug 7, 1990

Austenitic stainless steel with improved castability

BALTIMORE SPECIALTY STEELS COR33 citations88

SCHUMACHER WILLIAM J

1 patent
US4039356AAug 2, 1977

Galling resistant austenitic stainless steel

SCHUMACHER WILLIAM J19 citations68