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HOCHWALD TON GMBH

Overview
  • Total Patents
    11
About

HOCHWALD TON GMBH has a total of 11 patent applications. Its first patent ever was published in 1993. It filed its patents most often in Germany and EPO (European Patent Office). Its main competitors in its focus markets environmental technology, basic materials chemistry and chemical engineering are SUZHOU DINGYU BIOLOGICAL TECH CO LTD, MARCOPOLO ENG SRL and TOMBEUR MICHEL.

Patent filings in countries

World map showing HOCHWALD TON GMBHs patent filings in countries
# Country Total Patents
#1 Germany 8
#2 EPO (European Patent Office) 3

Patent filings per year

Chart showing HOCHWALD TON GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Suetterlin Hansdieter 11
#2 Graeser Juergen 7
#3 Graesser Juergen 3
#4 Moersdorf Stefan 1

Latest patents

Publication Filing date Title
DE19515488C1 Conversion of sewage sludge to fertiliser or soil improver
DE19515489A1 Conversion of sewage sludge to fertiliser or soil improver
EP0680936A1 Method for processing sewage sludge
DE19506195A1 Process for the treatment of sludge, especially municipal or industrial sewage sludge
EP0649825A1 Sludge treatment process
EP0649826A1 Process and device for sludge disposal
DE4419280C1 Treatment of sewage sludge
DE4415163C1 Process and device for processing sewage sludge
DE4335746A1 Process and device for the disposal of sewage sludge
DE4335745A1 Body loaded with nutritional elements for application in soils
DE4335743A1 Support and support structure in earthworks