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HOLLEMANN KARL

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    234,852
About

HOLLEMANN KARL has a total of 19 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Germany, United States and Belgium. Its main competitors in its focus markets environmental technology, thermal processes and engines, pumps and turbines are HEWING BERND, NORDROHR WERKE KG and STEAG FERNWAERME.

Patent filings per year

Chart showing HOLLEMANN KARLs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hollemann Karl 15
#2 Kaaru Horuman 1

Latest patents

Publication Filing date Title
DE102014001849A1 Method and device for producing decentralized energy stores with the aid of fuel cells via regenerative energy sources
DE10156969A1 House connection installation process involves making borings for access to supply line with possibility of shutting them off
DE19616885A1 Procedure for assembling a stub with an additional inner tube and arrangement for carrying out the assembly
DE4312811C1 District heating arrangement as single pipe with multiple feed into one or more main supply lines
DE3803937A1 An active storage (accumulator) element in district heating grids having a steeply dropping load curve (characteristic)
DE3634104A1 Branch line with a flow and a return channel between a single-pipe district heating channel and a heat consumer
US4301859A Hot water surface heating device
DE2817446A1 Multilayer surface building heater - has cover and base plates with channels for plastics water pipes
DE2653127A1 Insulated district heating pipe continuous laying system - has space between steel and plastic pipes filled with foam on site
JPS5276752A Method of and apparatus for utilizing waste heat
US4134267A Method and device for utilizing waste heat
DE2618621A1 Low press. hot water floor heating system - has pipe coil between close set bearers for min. depth