SUBTERRA METHODEN GMBH has a total of 12 patent applications. Its first patent ever was published in 1978. It filed its patents most often in Germany, Yugoslavia (Serbia and Montenegro) and Austria. Its main competitors in its focus markets civil engineering and environmental technology are I M T S P A, JIANGSU KEYLEAD TECHNOLOGY CO LTD and PALFFY ENDRE.
# | Country | Total Patents | |
---|---|---|---|
#1 | Germany | 3 | |
#2 | Yugoslavia (Serbia and Montenegro) | 3 | |
#3 | Austria | 1 | |
#4 | Switzerland | 1 | |
#5 | Greece | 1 | |
#6 | Hungary | 1 | |
#7 | Netherlands | 1 | |
#8 | Turkey | 1 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Environmental technology |
# | Technology | |
---|---|---|
#1 | Installations for obtaining water | |
#2 | Climate change adaptation technologies | |
#3 | Water treatment | |
#4 | Earth drilling |
# | Name | Total Patents |
---|---|---|
#1 | Sumpf Helmuth | 4 |
#2 | Groba E | 3 |
#3 | Groba Egon Prof Dr | 2 |
#4 | Groba Egon | 1 |
#5 | Groba Egon Prof Dr Ing | 1 |
#6 | Groba Egon Dr | 1 |
#7 | Groba Egon Dr-Ing | 1 |
#8 | Sumpe H | 1 |
#9 | Smid Vera | 1 |
#10 | Groba Egon Prof Dr-Ing | 1 |
Publication | Filing date | Title |
---|---|---|
YU70483A | Water well assembly | |
DE3148871A1 | Horizontal well | |
YU166580A | Method of functioning of a well plant for water | |
HU189468B | Method for improving the water quality of water supplying well plant and apparatus for carrying out the method | |
NL8003218A | Water well operating system - supplies oxygen enriched water alternately to two wells to prepare ground water | |
DE2856825A1 | Water collecting system for well - has seal in tube mounted above filter slits and through which pipe passes | |
DE2856843A1 | Water well operating system - supplies oxygen enriched water alternately to two wells to prepare ground water |