Inventor
SAWARAGI YOSHIATSU
JP12 patents
⚠️ This page may combine multiple inventors who share the name “SAWARAGI YOSHIATSU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO METAL IND
11 patentsUS6458318B1Oct 1, 2002
Heat resistant nickel base alloy
SUMITOMO METAL IND64 citations95
US5407635AApr 18, 1995
Low-chromium ferritic heat-resistant steel with improved toughness and creep strength
SUMITOMO METAL IND20 citations92
US5626817AMay 6, 1997
Austenitic heat resistant steel excellent in elevated temperature strength
SUMITOMO METAL IND18 citations91
US5543109AAug 6, 1996
Heat resistant high chromium austenitic alloy excellent in strength at elevated temperatures
SUMITOMO METAL IND32 citations91
US5021215AJun 4, 1991
High-strength, heat-resistant steel with improved formability and method thereof
SUMITOMO METAL IND44 citations90
US5824264AOct 20, 1998
High-temperature stainless steel and method for its production
SUMITOMO METAL IND18 citations83
US5069870ADec 3, 1991
High-strength high-cr steel with excellent toughness and oxidation resistance
SUMITOMO METAL IND19 citations81
US5211909AMay 18, 1993
Low-alloy heat-resistant steel having improved creep strength and toughness
SUMITOMO METAL IND13 citations73
US4892704AJan 9, 1990
Low Si high-temperature strength steel tube with improved ductility and toughness
SUMITOMO METAL IND15 citations73
US4842823AJun 27, 1989
Austenitic steel having improved high-temperature strength and corrosion resistance
SUMITOMO METAL IND17 citations72
US5240516AAug 31, 1993
High-chromium ferritic, heat-resistant steel having improved resistance to copper checking
SUMITOMO METAL IND9 citations69