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HUGO LENTZ

Overview
  • Total Patents
    194
About

HUGO LENTZ has a total of 194 patent applications. Its first patent ever was published in 1904. It filed its patents most often in France, Germany and United Kingdom. Its main competitors in its focus markets engines, pumps and turbines, transport and mechanical elements are JOHANN KUPKA, H C HUGO LENTZ DR ING and ARTURO CAPROTTI.

Patent filings in countries

World map showing HUGO LENTZs patent filings in countries
# Country Total Patents
#1 France 80
#2 Germany 64
#3 United Kingdom 37
#4 United States 10
#5 Switzerland 2
#6 Australia 1

Patent filings per year

Chart showing HUGO LENTZs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lentz Hugo 80
#2 Hugo Lentz 17
#3 Bellens Charles 13
#4 Voit Wilhelm 4
#5 Johannes Lentz Hugo 1

Latest patents

Publication Filing date Title
US2235223A Valve distribution for piston steam engines, especially locomotive steam engines and the like with revolving reversing shafts
US2165755A Idle-running and starting device for poppet valve geared steam locomotives
US2134466A Compound steam engine
US2158331A Poppet valve control for steam locomotives
GB465578A Improvements in driving gear for the valve-operating cam shafts of steam locomotives
GB484496A Improvements relating to smoke-tube superheaters
US2149353A Reversing gear for steam engines with poppet valve gear, especially for locomotive and marine steam engines
US2081458A Cam actuated poppet valve gear
GB458435A Reversing gear for steam engines with poppet valve gear, especially for locomotive and marine steam engines
GB448482A Arrangement for varying the compression in piston steam engines, especially locomotive steam engines with poppet valve gear
GB449493A Improvements in and relating to the reconstruction of locomotives
GB449492A Improvements in and relating to the reconstruction of locomotives
GB413485A Improvements in and relating to valve control for piston steam engines
GB390048A Improvements in and relating to smoke-tube superheaters with return bends for marineor locomotive boilers
GB393435A Improvements in and relating to steam superheaters specially suitable for locomotives and marine boilers
US1969417A Distributing valve gear for steam engines
GB381557A Distributing valves and valve gear, in particular for locomotive and marine steam engines
US1954417A Valve gear for steam engines
GB308282A Valve gearing in particular for locomotive and ships' steam engines
GB323676A Improved valve motion for locomotive engines