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BIDWELL HOWARD

Overview
  • Total Patents
    14
About

BIDWELL HOWARD has a total of 14 patent applications. Its first patent ever was published in 1967. It filed its patents most often in Canada, United States and Australia. Its main competitors in its focus markets engines, pumps and turbines, environmental technology and textiles and paper are UDO MAILAENDER GMBH, HUGUES JOSEPH EMILE AUGUSTIN R and POLGAR JENOE.

Patent filings in countries

World map showing BIDWELL HOWARDs patent filings in countries
# Country Total Patents
#1 Canada 6
#2 United States 6
#3 Australia 1
#4 United Kingdom 1

Patent filings per year

Chart showing BIDWELL HOWARDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bidwell Howard 14

Latest patents

Publication Filing date Title
US5313797A Exhaust gas turbine powered system for transforming pressure into rotative motion
US4791896A Water cooled scavenged crankcase type Otto internal combustion engine
US4484444A Apparatus and methods of amplifying engine emissions by which to increase the overall engine efficiency
US3622091A Dry fluffing pulp sheet stock
US3595487A Method of automating the operation of paper stock preparation processing apparatus
US3539315A Method of making a vitrified granular abrasive element
CA756344A Apparatus for preparing paper stocks
CA783358A Apparatus for preparing paper stocks
CA739704A Apparatus for the treatment of paper stocks
CA739705A Apparatus for the treatment of paper stocks
CA697319A Method and apparatus for the treatment of paper stocks
CA756294A Apparatus for dry defibering of fibrous materials