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HOWELL LAB INC

Overview
  • Total Patents
    24
About

HOWELL LAB INC has a total of 24 patent applications. Its first patent ever was published in 1973. It filed its patents most often in United States, Australia and Canada. Its main competitors in its focus markets measurement, telecommunications and environmental technology are WAVBANK INC, MICROWAVE INSTR LTD and HUNAN OUJIE BIOTECHNOLOGY DEV CO LTD.

Patent filings in countries

World map showing HOWELL LAB INCs patent filings in countries

Patent filings per year

Chart showing HOWELL LAB INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Miers Gary L 5
#2 Peoples Patrick J 5
#3 Collins Donald S 4
#4 Baker Robert S 4
#5 Villaume Henry F 4
#6 Collins D Stephen 4
#7 Merrill Bruce G 3
#8 Allen David G 3
#9 Collins D S 2
#10 Casciola Dean 2

Latest patents

Publication Filing date Title
US6389263B1 Road radio cellular system
US6020860A Antenna inner conductor and shorts system
US5807146A Radio frequency coaxial transmission line inner conductor connection system
US5961692A System and method of improving performance of a gas membrane dehydrator
US6016127A Traveling wave antenna
US5870061A Coaxial slot feed system
US5605564A Membrane gas dehydrator
US5531887A Manually operated reverse osmosis desalinization system
US5506594A Helically shaped circularly polarizing antenna
US5348663A Control of bromination of drinking water
FI810267L Frequency of organization for the purpose of machinery
US4040743A Method and apparatus for measuring the brightness of pulp slurry
US3918868A Apparatus for purging ejecting pin cavities
US3916936A Redundant automatic moisture dump system
US3890049A Glossmeter for providing a linear response corresponding to true gloss readings