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DIETZ ERWIN

Overview
  • Total Patents
    11
About

DIETZ ERWIN has a total of 11 patent applications. Its first patent ever was published in 1979. It filed its patents most often in Germany and EPO (European Patent Office). Its main competitors in its focus markets thermal processes, environmental technology and computer technology are ESG POOL VENTILATION LTD, YUCHUN THERMOTECH CO LTD and LINUM SYSTEMS LTD.

Patent filings in countries

World map showing DIETZ ERWINs patent filings in countries
# Country Total Patents
#1 Germany 9
#2 EPO (European Patent Office) 2

Patent filings per year

Chart showing DIETZ ERWINs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dietz Erwin 11

Latest patents

Publication Filing date Title
DE102010051868A1 Method for regulating heat pump system for air-conditioning e.g. airplane, involves regulating mass stream and/or volume stream of individual heat carrier streams permanently in dependent upon actual supply of utilized primary energy
DE102010051465A1 Method for operating heat pump system for air conditioning of e.g. building, involves determining mass flow of refrigerant by e.g. determining actual pressure difference of refrigerant between vaporization pressure and condensation pressure
DE102009056520A1 Heat pump system for heating e.g. room of building, has fluid sub-cooler arranged before expansion valve and dissipating heat from coolant withdrawing from one of heat exchangers such that temperature of coolant is controlled
DE102009037806A1 Heat pump system, particularly for air conditioning of building, vehicle or aircraft, has refrigerant circuit which has compressor, expansion valve and multiple heat exchangers
DE102008038429A1 Heat pump system operating method for air conditioning e.g. building, involves determining coefficient of performance, performance number, efficiency or analysis of refrigerant based on mass flow of refrigerant
DE102008018878B3 Heat pump system for air conditioning of e.g. building, has heat exchangers arranged together in boiler for exchanging heat between cooling and heating mediums in exchangers, and direction reversal valve arranged between exchangers
EP1882888A1 Heat pump system, in particular for air conditioning a building
EP1865266A1 Heat exchanger, specially for heat sanitary water
DE19829162A1 Application of electronic camera and image recognition device in car for detecting traffic signs
DE3837629A1 Method for monitoring electrical cooling appliances, especially refrigerators or freezers
DE2933155A1 Hot water storage unit - has two heat-exchangers connected together using sheet metal fins