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TUCHENHAGEN OTTO

Overview
  • Total Patents
    162
About

TUCHENHAGEN OTTO has a total of 162 patent applications. Its first patent ever was published in 1949. It filed its patents most often in Germany, France and Austria. Its main competitors in its focus markets measurement, mechanical elements and engines, pumps and turbines are SHANGHAI HUAAI CHROMATOGRAPHIC ANALYSIS CO LTD, WELKER ROBERT H and SAPPHIRE ENG INC.

Patent filings in countries

World map showing TUCHENHAGEN OTTOs patent filings in countries
# Country Total Patents
#1 Germany 145
#2 France 5
#3 Austria 2
#4 Belgium 2
#5 Canada 2
#6 Switzerland 2
#7 Netherlands 2
#8 Spain 1
#9 Japan 1

Patent filings per year

Chart showing TUCHENHAGEN OTTOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tuchenhagen Otto 116
#2 Stahlkopf Friedrich 20
#3 Worczinski Guenther 3
#4 Belling Dietrich 2
#5 Plock Karl 1
#6 Otsutoo Aa Pee Tsutsuhenhaagen 1
#7 Hansu Otsutoo Ebaruto Miito 1
#8 Evers Detlef 1
#9 Mette Peter 1
#10 Heruberuto Roberuto Koura 1

Latest patents

Publication Filing date Title
DE4218119A1 Double catheter for treatment of bladder
DE2918476A1 Monitoring system for spray cleaning of food processing tanks - has speed monitoring based on inductive sensor output to check spray head rotational speed
DE2918477A1 Separation of air from milk stream - using centrifugal device with probes to maintain constant level of milk up wall by automatic closing of either vent or run off valve
DE2916720A1 Foodstuff pipe expansion joint - has hollow elastic body returned to starting position by compression spring
DE2916468A1 METHOD AND DEVICE FOR MONITORING TANK CLEANERS DRIVEN BY CLEANING AGENTS
DE2913242A1 Milk degassing centrifuge - with contact switches controlling gas vent and milk inlet valves
DE2853347A1 Piston pump for liq. foodstuff - has ducts for introducing cleaning liq. between piston rod seals and/or piston seals
DE2837811A1 Air and watertight bathing cap - has inflatable sealing ring round edge to keep hair dry
DE2836845A1 Milk volume measurement - preceded by air removal in deaeration space with revolving centrifugal blades
JPS54223A Piping opening*closing apparatus having leakage control and leakage hollow chamber purifiable
DE2645401A1 Tank interior cleaning device - includes rotating element driven by turbine wheel through cleaning liquid sprayed out by nozzles
DE2636705A1 Ski boot sole protector - is made of rubbery, flexible material and fits round sole to protect edges from wear
DE2635380A1 Drive for milk specimen bottle - has impeller operating piston in bottle continuously or periodically via step=up gearing
DE2633333A1 Submerged sampling of milk process - using specimen flask with piston or diaphragm driven to draw in milk through lower inlet opening
DE2632267A1 Milk sample bottle mounted directly in pumping tube - uses tube immersed well below milk surface before pump is actuated to avoid losses
DE2632266A1 Milk sample bottle mounted on dip stick - allows samples to be taken directly from supply tank using rod inside hollow stick
DE2632357A1 Milk fat content testing appts. - has piston tube alongside test tube and cutter for severing spindle to maintain piston in position
DE2631797A1 Milk sampling equipment with low contamination risk - has sterilised replaceable specimen cylinder attached to suction pump inlet
DE2531532A1 Appetite stimulation by galvanic current in mouth - operating by stimulating salivary glands to secrete saliva
DE2531019A1 Piston valve with two independent valve discs - has leakage chamber between valve discs to allow valve cleaning