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HOELZLE & CHELIUS GMBH

Overview
  • Total Patents
    13
About

HOELZLE & CHELIUS GMBH has a total of 13 patent applications. Its first patent ever was published in 1980. It filed its patents most often in Germany, EPO (European Patent Office) and Australia. Its main competitors in its focus markets environmental technology, measurement and chemical engineering are SAUNIER BERNARD, ANDELMAN MARC D and AMS TRACE METALS INC.

Patent filings in countries

World map showing HOELZLE & CHELIUS GMBHs patent filings in countries

Patent filings per year

Chart showing HOELZLE & CHELIUS GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Affonso Alvaro 4
#2 Affonso Alvaro Prof Dr 4
#3 Affonso Alvaro Dr 3
#4 Helgers Michael 1
#5 Zum Hebel Peter Dr 1
#6 Alvaro Affonso Prof Dr 1
#7 Danell Peter 1
#8 Ball Susanne 1
#9 Dillenburg Helmut Dr 1

Latest patents

Publication Filing date Title
EP0481269A2 Water conditioning agent and/or water germicide without perborate or borate, method for its production and its use
AU6333490A Process for determining very small quantities of herbicides based on triazine compounds
DE3922391A1 ION EXCHANGE DEVICE FOR WATER PURIFICATION, METHOD FOR THE PRODUCTION AND USE THEREOF FOR THE NITRATE AND / OR NITRITE REMOVAL IN WATER
DE3908054A1 Process for the preparation of a flocculant
DE3540509A1 Method for measuring the concentration of halogen derivatives, and an appliance for implementing the method
DE3418839A1 Device for colorimetry/photometry
EP0023040A1 Apparatus for disinfecting flowable media