Inventor · Murrysville, PA, US

Siba P. Ray

52Patents
21h-index
30Co-inventors
88Inventor score

Filing activity: Nov 10, 1980 → Nov 13, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US5279715A Process and apparatus for low temperature electrolysis of oxides Chemistry; Metallurgy 59 Expired
US4374761A Inert electrode formulations Chemistry; Metallurgy 59 Expired
US4455211A Composition suitable for inert electrode Chemistry; Metallurgy 49 Expired
US5415742A Process and apparatus for low temperature electrolysis of oxides Chemistry; Metallurgy 48 Expired
US4620905A Electrolytic production of metals using a resistant anode Chemistry; Metallurgy 46 Expired
US4399008A Composition for inert electrodes Chemistry; Metallurgy 45 Expired
US4374050A Inert electrode compositions Chemistry; Metallurgy 39 Expired
US5865980A Electrolysis with a inert electrode containing a ferrite, copper and silver Performing Operations; Transporting 36 Expired
US4468299A Friction welded nonconsumable electrode assembly and use thereof for electrolytic production of metals and silicon Chemistry; Metallurgy 31 Expired
US4892861A Liquid phase sintered superconducting cermet Emerging Cross-Sectional Technologies 31 Expired
US4582585A Inert electrode composition having agent for controlling oxide growth on electrode made therefrom Chemistry; Metallurgy 30 Expired
US4478693A Inert electrode compositions Chemistry; Metallurgy 27 Expired
US6126799A Inert electrode containing metal oxides, copper and noble metal Performing Operations; Transporting 27 Expired
US6416649B1 Electrolytic production of high purity aluminum using ceramic inert anodes Performing Operations; Transporting 26 Expired
US4468300A Nonconsumable electrode assembly and use thereof for the electrolytic production of metals and silicon Chemistry; Metallurgy 25 Expired
US6372119B1 Inert anode containing oxides of nickel iron and cobalt useful for the electrolytic production of metals Performing Operations; Transporting 24 Expired
US4500406A Inert electrode connection Emerging Cross-Sectional Technologies 24 Expired
US4584172A Method of making composition suitable for use as inert electrode having good electrical conductivity and mechanical properties Chemistry; Metallurgy 23 Expired
US5794112A Controlled atmosphere for fabrication of cermet electrodes Performing Operations; Transporting 23 Expired
US5989310A Method of forming ceramic particles in-situ in metal Chemistry; Metallurgy 22 Expired
US4678760A Method of forming a substantially interwoven matrix containing a refractory hard metal and a metal compound Chemistry; Metallurgy 21 Expired
US5938914A Molten salt bath circulation design for an electrolytic cell Chemistry; Metallurgy 20 Expired
US6309994A Fiber reinforced composite having an aluminum phosphate bonded matrix Emerging Cross-Sectional Technologies 20 Expired
US4454015A Composition suitable for use as inert electrode having good electrical conductivity and mechanical properties Chemistry; Metallurgy 19 Expired
US6036792A Liquid-state-in-situ-formed ceramic particles in metals and alloys Emerging Cross-Sectional Technologies 18 Expired

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