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HARSHAW FILTROL PARTNERSHIP

Overview
  • Total Patents
    28
About

HARSHAW FILTROL PARTNERSHIP has a total of 28 patent applications. Its first patent ever was published in 1982. It filed its patents most often in United States, Canada and Mexico. Its main competitors in its focus markets measurement, surface technology and coating and chemical engineering are INTERCAT SAVANNAH INC, KANG JEUNG-KU and ADVANCED ENERGY MAT LLC.

Patent filings in countries

World map showing HARSHAW FILTROL PARTNERSHIPs patent filings in countries
# Country Total Patents
#1 United States 21
#2 Canada 5
#3 Mexico 2

Patent filings per year

Chart showing HARSHAW FILTROL PARTNERSHIPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Utts Bradley K 4
#2 Scherzer Julius 3
#3 Mack Howard S 3
#4 Nebesh Eugene 2
#5 Swinehart Carl F 2
#6 Wimer Oley D 2
#7 Tawil Riad A 2
#8 Petraitis Kestutis F 2
#9 Chiang Robert L 2
#10 Velbeck Kenneth 2

Latest patents

Publication Filing date Title
US5004711A Process of producing colloidal zirconia sols and powders using an ion exchange resin
US4900711A Hydrotreating catalyst
US4676817A Method and apparatus for forming a hermetic seal between glass and metal
US4699081A Means for detecting and adjusting metal salt concentration in an electroless plating bath
US4624710A Pigment consisting of a mixture of chromium oxide and iron oxide useful in high infra red reflectance gray vinyl composition
US4666879A Extruded copper chromite-alumina hydrogenation catalyst
US4727253A TLD card reader
US4772792A Pulser stabilized radiation detector
CA1220570A Scintillation crystal with highly reflective surface, and the preparation thereof
US4677300A Radiation detection and acquisition system
US4586785A Sodium iodide, light pipe
CA1223547A Electrodeposition from trivalent chromium bath
US4658141A Inorganic scintillator crystal having a highly reflective surface
US4533489A Formable light reflective compositions
US4467940A Metal finishing barrel having a sliding closure
US4522865A Hot press-forging of an optical body with dynamic constraint by crystal powder
US4477336A Acid dealuminated Y-zeolite and cracking process employing the same
US4476239A Production of fluid catalytic cracking catalysts
US4459271A Process for the exchange of crystalline zeolites
US4443553A Production of fluid catalytic cracking catalysts