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PFISTER & LANGHANSS A G

Overview
  • Total Patents
    15
About

PFISTER & LANGHANSS A G has a total of 15 patent applications. Its first patent ever was published in 1927. It filed its patents most often in Germany, Austria and Switzerland. Its main competitors in its focus markets civil engineering, mechanical elements and engines, pumps and turbines are SHIN HYUN O, F M VALVE MFG and HENSON DENNIS RAYMOND.

Patent filings in countries

World map showing PFISTER & LANGHANSS A Gs patent filings in countries
# Country Total Patents
#1 Germany 13
#2 Austria 1
#3 Switzerland 1

Patent filings per year

Chart showing PFISTER & LANGHANSS A Gs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Langhanss A-G Pfister 1

Latest patents

Publication Filing date Title
DE606816C Seat or edge covering for ceramic bodies
DE579517C Flushing valve triggered by a push button, in which the movement of the push button is transmitted to the auxiliary valve by a pressure spiral guided in an arc tube
DE459435C Joint for toilet seats
DE468581C Fixing device for flangeless insert basins on marble washbasins
DE453050C Outlet tap without stoppers
DE495275C Bathtub heater with a fire basket that can be raised and lowered
DE617388C Low-noise outlet valve
DE577815C Self-closing flushing valve with counter-pressure chamber which is connected to the supply line through a nozzle inserted into a bore in the counter-pressure piston or in the housing
DE418971C Valve outlet tap with sealed cone
DE569838C Drain and overflow device for bathtubs
DE617290C Self-closing flush valve with compensating nozzle secured against clogging
DE465556C Odor trap for floor drainage with a removable bowl and an inlet funnel that can be placed on top of that, which is covered by an inlet grate
DE502988C Automatic vent valve for the air chamber of hydraulic rams