Inventor · Ridge, NY, US

Ralph B. James

19Patents
7h-index
24Co-inventors
66Inventor score

Filing activity: Jul 19, 1995 → Feb 12, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US6350989B1 Wafer-fused semiconductor radiation detector Electricity 48 Expired
US6524966B1 Surface treatment and protection method for cadmium zinc telluride crystals Electricity 14 Expired
US6043106A Method for surface passivation and protection of cadmium zinc telluride crystals Electricity 14 Expired
US6373064B1 Semiconductor radiation spectrometer Electricity 13 Expired
US5933706A Method for surface treatment of a cadmium zinc telluride crystal Electricity 13 Expired
US8816292B2 Compact endocavity diagnostic probes for nuclear radiation detection Electricity 10 Active
US6649915B2 Ionizing radiation detector Electricity 8 Expired
US6344650B1 Electron gas grid semiconductor radiation detectors Electricity 5 Expired
US6821714B1 Lithography process for patterning HgI2 photonic devices Physics 3 Expired
US7001849B2 Surface treatment and protection method for cadmium zinc telluride crystals Electricity 3 Expired
US8063378B2 High-energy detector Physics 3 Active
US8586936B2 Hybrid anode for semiconductor radiation detectors Electricity 2 Active
US7758843B1 Inclusion free cadmium zinc tellurium and cadmium tellurium crystals and associated growth method Emerging Cross-Sectional Technologies 2 Active
US9121953B2 Array of virtual Frisch-grid detectors with common cathode and reduced length of shielding electrodes Electricity 1 Active
US5641392A Electrodrift purification of materials for room temperature radiation detectors Chemistry; Metallurgy 1 Expired
US9134439B2 Array of virtual Frisch-grid detectors with common cathode and reduced length of shielding electrodes Electricity 1 Active
US10502842B2 Radiation detector Physics 0 Active
US9437692B2 Production and distribution of dilute species in semiconducting materials Chemistry; Metallurgy 0 Active
US9335423B2 Radiation detector device for rejecting and excluding incomplete charge collection events Physics 0 Active

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