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FRANKE WALTER

Overview
  • Total Patents
    101
About

FRANKE WALTER has a total of 101 patent applications. Its first patent ever was published in 1927. It filed its patents most often in Germany, Switzerland and France. Its main competitors in its focus markets engines, pumps and turbines, environmental technology and mechanical elements are FRANKE W, WITZKY JULIUS E and SONEX RES INC.

Patent filings per year

Chart showing FRANKE WALTERs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Franke Walter 48
#2 Walter Franke 10
#3 Warutaa Furanke 5
#4 Franke Kai 4
#5 Franke Valter 3
#6 Kai Furanke 1
#7 Woehler Karl-Emil 1
#8 Kretzschmar O R Dipl Ing 1
#9 Buarutaa Furanke 1

Latest patents

Publication Filing date Title
DE3841971A1 Universally manoeuvrable heavy transportation vehicle
DE3111629A1 Internal combustion engine
DE3100343A1 Combustion engine
DE3029436A1 Spark ignition IC engine operation - involves fuel injection into inlet duct and deflected to produce rich mixt. at spark plug electrodes
DE3029435A1 Piston diesel engine operation - uses inlet duct contg. tube supplying air near inlet valve seat, furthest from fuel injector at higher than inlet air velocity
DE2937849A1 COMBUSTION ENGINE
IE791316L I.c. engine with feed lines in an intermediate flange member¹to feed fluid other than fuel to the engine¹intermediate¹intermediate flange member to feed fluid other than fuel to¹the engine
DE2831694A1 INTERNAL COMBUSTION ENGINE AND INTERMEDIATE FLANGE FOR SUCH A
DE2820749A1 Reciprocating piston IC engine - has air or oil-water emulsion admitted via non-return valve into exhaust duct behind exhaust valve
DE2758055A1 SPARK PLUG
DE2743495A1 Swirl chamber for IC engine - has suction operated inlet valve in sparking plug holder in cylinder head
DE2711641A1 METHOD OF OPERATING A TWO-STROKE ENGINE AND TWO-STROKE ENGINE FOR CARRYING OUT THIS PROCEDURE
JPS5392015A Driving system of 44cycle internal combustion engine and engine for this system
US4177772A Method of operating a four-stroke internal combustion engine and internal combustion engine for carrying out this method
DE2644875A1 COMBUSTION ENGINE
DE2644874A1 COMBUSTION ENGINE PLANT
DE2631407A1 COMBUSTION ENGINE
US4094278A Two-stroke combustion engines
DE2550722A1 Fuel system for IC engines - has water alcohol mixture injected after ignition has taken place
DE2524671A1 Combustion process for rotary piston engines - water oil emulsion in injected after ignition