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HARTMAN THOMAS A

Overview
  • Total Patents
    26
  • GoodIP Patent Rank
    167,923
  • Filing trend
    ⇧ 100.0%
About

HARTMAN THOMAS A has a total of 26 patent applications. It increased the IP activity by 100.0%. Its first patent ever was published in 1957. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Canada. Its main competitors in its focus markets mechanical elements, machines and transport are SELF RICHARD E, DOMER SCARAMUCCI and ROBERTS BRASS MFG CO.

Patent filings in countries

World map showing HARTMAN THOMAS As patent filings in countries

Patent filings per year

Chart showing HARTMAN THOMAS As patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Hartman Thomas A 24
#2 Hartman Brian T 15
#3 Hartman Catherine A 3

Latest patents

Publication Filing date Title
US2019186652A1 Valve or pipe discharge with velocity reduction discharge plate
WO2018226451A1 Fixed cone sleeve valve with finger extensions on sleeve gate for cavitation suppression and multi-jet discharge member
US2018355981A1 Fixed cone sleeve valve with finger extensions on sleeve gate for cavitation suppression
US2017016540A1 Spring ring valve seat and butterfly valve with spring ring valve seat
US2015377366A1 Ball Valve and Method of Operating the Same
US2015008351A1 Ball valve and method of assembling the same
US2009032763A1 Fixed cone sleeve valve having ribs downstream of the gate for supporting the cone and other components of the valve
US2009146093A1 Ball valve housing seat and method of securing the same to a ball valve
AU8058001A Arm-driven sleeve valve with centralized drive mechanism
US5116252A In-line sleeve valve having velocity guide pressure equalization and drive assembly with improved drive pin mountings
US4825906A Angle pattern control valve
US4576504A Elastically conformable tapered pin-key
US4579477A Pin-key assembly
CA975398A Elastomers in shear in force transfer systems
US2994493A Channelled fan aircraft