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UNITED STATES RADIUM CORP

Overview
  • Total Patents
    93
About

UNITED STATES RADIUM CORP has a total of 93 patent applications. Its first patent ever was published in 1920. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets basic materials chemistry, engines, pumps and turbines and electrical machinery and energy are KASEI OPTONIX, SELF SUSPENDING PROPPANT LLC and OSSIAN INC.

Patent filings in countries

World map showing UNITED STATES RADIUM CORPs patent filings in countries

Patent filings per year

Chart showing UNITED STATES RADIUM CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wallhausen Clarence W 11
#2 Carroll Clayton C 9
#3 Byler William H 7
#4 Dooley Harry H 6
#5 Dey William H 6
#6 Machutchin John G 6
#7 Tecotzky Melvin 5
#8 Paul John E 5
#9 Prosser David L 4
#10 Wright Charles H 4

Latest patents

Publication Filing date Title
GB1552333A Lanthanide phosphor and processes for its preparation
US3970582A Alpha barium zinc cadmium sulfide phosphors and method
US3904546A Silicon sensitized rare earth oxysulfide phosphors
GB1364213A X ray conversion screen utilizing yttrium oxysulphide phosphor
US3845314A X-ray film identification means
FR2068288A5 Red phosphor, esp for colour televisions
US3631243A X-ray film marking means including a fluorescent tongue overlayed with opaque indicia
ES354445A1 Radioactive plating for radioactive foils
US3561145A Light distributing lens system
FR1484118A Self-luminous device
FR1481301A Radioactive self-luminous bulb
US3402492A Encapsulated radioactive light sources
US3409770A Self-luminous light-emitting units
US3240936A Cassette for high speed halide x-ray intensifying screens
US3197636A Safety fluoroscope with an alerting device of contrasting color surrounding the screen
US3224978A Tritium activated self-luminous compositions
US3038271A Self-luminous signs
ES246221A1 Procedure and apparatus for controlling the luminescence produced by a fluorescent material (Machine-translation by Google Translate, not legally binding)
US3005102A Self luminous lamps
GB861790A Improvements in self-luminous light sources