Inventor · Fairfax, VA, US

Joseph L. Stein

7Patents
3h-index
8Co-inventors
50Inventor score

Filing activity: Dec 29, 1975 → Nov 17, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US4208214A Refractory compositions Chemistry; Metallurgy 16 Expired
US4476885A Adjustable crutch Human Necessities 15 Expired
US4554035A Method of manufacturing a slide gate Performing Operations; Transporting 5 Expired
US5382555A High alumina brick with metallic carbide and its preparation Chemistry; Metallurgy 3 Expired
US4383624A Slide gate Performing Operations; Transporting 2 Expired
US4039343A Improved performance direct bonded basic refractory brick and method of manufacture Chemistry; Metallurgy 2 Expired
US7914599B2 Slag conditioner composition, process for manufacture and method of use in steel production Emerging Cross-Sectional Technologies 1 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.