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LEISTRITZ HANS KARL

Overview
  • Total Patents
    326
About

LEISTRITZ HANS KARL has a total of 326 patent applications. Its first patent ever was published in 1953. It filed its patents most often in Germany, Italy and United Kingdom. Its main competitors in its focus markets environmental technology, engines, pumps and turbines and thermal processes are SEBRING AUSPUFF, BAUMOT AG and SILENTOR NOTOX AS.

Patent filings per year

Chart showing LEISTRITZ HANS KARLs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Leistritz Hans Karl Dr 233
#2 Leistritz Hans Karl 15
#3 Leistritz Dr Hans Karl 14
#4 Karl Leistritz Dr Hans 14
#5 Leistritz Hans K 10
#6 List Hans Prof Dr Dr 7
#7 Pfeifer Ulf Dr 5
#8 Ostermann Friedrich Dr Ing 5
#9 Karl Dr Leistritz Hans 4
#10 Soellner Gerhardt Dipl Ing 4

Latest patents

Publication Filing date Title
DE4100040A1 Operation of combustion engine with exhaust gas afterburning - utilising additional sparking plug sets in elliptical or rectangular passages for max. reactive shock wave effect
DE4000996A1 Unsupercharged IC engine - has individual exhaust pipes connected to exhaust manifold in form of thrust nozzle
DE4000716A1 IC engine exhaust purification - involves use of shock waves in exhaust to raise temp.
DE4000198A1 Exhaust system for internal combustion engine - has baffle in exhaust pipe to create turbulence in exhaust gases
DE3940194A1 Piston IC engine operating system - uses internal ribs in nozzle and pipe downstream
DE3937604A1 Reciprocating piston IC engine - has silencer with clutch and thrust nozzles for reduced pollution
DE3929533A1 Piston engine operating method - has silencer chamber containing overlapping pipes forming heat accumulator to maintain exhaust temperature
DE3926011A1 Naturally aspirated piston engine - has discrete after-explosion section within silencer
DE3923644A1 Naturally aspirated piston engine - incorporates special intake nozzle system to reduce pollutant emission
DE3921106A1 Operating normally aspirated IC engine - uses air suction manifold to generate accelerating air vol. upstream of fuel mixing zone
DE3916429A1 IC engine exhaust system - incorporates Helmholtz resonator to generate pressure wave to increase power
DE3914871A1 Exhaust manifold for IC engine - incorporates coaxial pipe for air to cool exhaust gases
DE3911809A1 Exhaust manifold for naturally aspirated engine - incorporates convergent outlet pipe which forms thrust nozzle
US5003775A Self-suctioning piston engines
DE3908570A1 Development of the method of working of naturally aspirated multi-cylinder (reciprocating or rotary) piston engines
EP0333189A2 Method of operating naturally aspiring multi-cylinder piston engines
DE3905405A1 Development of the operating method of internal combustion engines which are designed as naturally aspirated piston engines (reciprocating or rotary piston)
DE3836432A1 Development of the operating method of internal combustion engines which are designed as naturally aspirated reciprocating and rotary piston engines
DE3741117A1 Method of treating the exhaust gas of piston engines for reaction improvement in engine combustion chambers and post-reaction stretches
DE3740683A1 Method of treating the exhaust gas of piston engines for reaction improvement in engine combustion chambers and post-reaction stretches