Inventor · Richmond, VA, US

Subhasish Sircar

17Patents
7h-index
4Co-inventors
51Inventor score

Filing activity: Oct 27, 1994 → Aug 20, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US6416598B1 Free machining aluminum alloy with high melting point machining constituent and method of use Chemistry; Metallurgy 44 Expired
US5730198A Method of forming product having globular microstructure Emerging Cross-Sectional Technologies 29 Expired
US5976278A Corrosion resistant, drawable and bendable aluminum alloy, process of making aluminum alloy article and article Chemistry; Metallurgy 15 Expired
US5906689A Corrosion resistant aluminum alloy Chemistry; Metallurgy 10 Expired
US5587029A Machineable aluminum alloys containing In and Sn and process for producing the same Chemistry; Metallurgy 10 Expired
US6065534A Aluminum alloy article and method of use Emerging Cross-Sectional Technologies 9 Expired
US6458224B1 Aluminum alloys with optimum combinations of formability, corrosion resistance, and hot workability, and methods of use Mechanical Engineering; Lighting; Heating 8 Expired
US6503446B1 Corrosion and grain growth resistant aluminum alloy Chemistry; Metallurgy 6 Expired
US6656296B2 Aluminum alloys with optimum combinations of formability, corrosion resistance, and hot workability, and methods of use Mechanical Engineering; Lighting; Heating 5 Expired
US5725694A Free-machining aluminum alloy and method of use Chemistry; Metallurgy 5 Expired
US5785776A Method of improving the corrosion resistance of aluminum alloys and products therefrom Chemistry; Metallurgy 4 Expired
US5738830A Method and apparatus for production of powders Chemistry; Metallurgy 3 Expired
US6322647A Methods of improving hot working productivity and corrosion resistance in AA7000 series aluminum alloys and products therefrom Chemistry; Metallurgy 3 Expired
US5635153A Method for production of powders Chemistry; Metallurgy 1 Expired
US6409966B1 Free machining aluminum alloy containing bismuth or bismuth-tin for free machining and a method of use Chemistry; Metallurgy 1 Expired
US6315947A Free-machining aluminum alloy and method of use Chemistry; Metallurgy 1 Expired
US6656295B2 Free machining aluminum alloy with high melting point machining constituent Chemistry; Metallurgy 0 Expired

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