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HYDROCARBON RESEARCH INC

Overview
  • Total Patents
    1,132
About

HYDROCARBON RESEARCH INC has a total of 1,132 patent applications. Its first patent ever was published in 1944. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets basic materials chemistry, chemical engineering and organic fine chemistry are LUMMUS TECHNOLOGY INC, SYNFUELS INT INC and STONE & WEBSTER ENG CORP.

Patent filings per year

Chart showing HYDROCARBON RESEARCH INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chervenak Michael C 83
#2 Keith Percival C 72
#3 Wolk Ronald H 51
#4 Comolli Alfred G 49
#5 Garbo Paul W 45
#6 Johanson Edwin S 43
#7 Kydd Paul H 35
#8 Schuman Seymour C 35
#9 Stotler Harold H 31
#10 Johnson Clarence A 27

Latest patents

Publication Filing date Title
US5620852A Nucleic acid preparation methods
US5503721A Method for photoactivation
US5654179A Nucleic acid preparation methods
US5532146A Method for rendering ligase-based amplification products unamplifiable
US5652096A Identification of allele specific nucleic acid sequences by hybridization with crosslinkable oligonucleotide probes
US5382734A Thermal reforming of naphthenic and hydrodealkylation of aromatic feedstocks to produce benzene
US5512430A Diagnostic array for virus infection
AU3597993A Methods for measuring the inactivation of pathogens
US5284940A Preparation for nucleic acid samples
US5033413A Fluidized bed combustion system and method utilizing capped dual-sided contact units
US5037791A Porous metal oxide supported carbon-coated catalysts and method for producing same
AU5655990A Fluidized bed reactor using capped dual-sided contact units and method for use
CA2054707A1 Fluidized bed reactor using capped dual-sided contact units and method for use
US5045180A Catalytic two-stage coal liquefaction process having improved nitrogen removal
US4947803A Fludized bed reactor using capped dual-sided contact units and methods for use
US4879021A Hydrogenation of coal and subsequent liquefaction of hydrogenated undissolved coal
US4839030A Coal liquefaction process utilizing coal/CO2 slurry feedstream
US4863884A Method for rejuvenating used catalysts
US4874506A Catalytic two-stage coal hydrogenation process using extinction recycle of heavy liquid fraction
US4816141A Catalytic two-stage liquefaction of coal utilizing cascading of used ebullated-bed catalyst