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HUGO PETERSEN

Overview
  • Total Patents
    33
About

HUGO PETERSEN has a total of 33 patent applications. Its first patent ever was published in 1907. It filed its patents most often in Germany, United Kingdom and United States. Its main competitors in its focus markets materials and metallurgy, chemical engineering and measurement are HYRADIX INC, PENG CARBON TECH CO LTD and OXYSYNTHESE.

Patent filings in countries

World map showing HUGO PETERSENs patent filings in countries
# Country Total Patents
#1 Germany 15
#2 United Kingdom 9
#3 United States 4
#4 France 3
#5 Canada 1
#6 Czechia 1

Patent filings per year

Chart showing HUGO PETERSENs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Petersen Hugo 3
#2 Hugo Petersen 3
#3 Petersen Gerd 2
#4 Fattinger Volker 2
#5 Jager Walter 2
#6 Kotsch Herbert 1
#7 Seipenbusch Jurgen Dipl Ing 1

Latest patents

Publication Filing date Title
US2258938A Process for the manufacture of sulphuric acid
GB295856A Improvements in and relating to means effecting an intimate contact between gases and liquid which have to react upon each other
GB276659A Improvements in and relating to the manufacture of sulphuric acid
GB281551A Improvements in and relating to the manufacture of sulphuric acid
US1781954A Manufacture of sulphuric acid
GB270989A Improvements in and relating to the manufacture of sulphuric acid
GB270988A Improvements in and relating to the manufacture of sulphuric acid
GB267885A Improvements in and relating to the manufacture of sulphuric acid
GB244764A Process of manufacturing sulphuric acid
US1810253A Manufacture of sulphuric acid
GB231853A Process of obtaining sulphuric acid
GB249914A Process of manufacturing sulphuric acid
CA812165A Sulphur dioxide recovery process