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GRENNARD ALF H

Overview
  • Total Patents
    42
About

GRENNARD ALF H has a total of 42 patent applications. Its first patent ever was published in 1970. It filed its patents most often in Germany, Canada and United Kingdom. Its main competitors in its focus markets mechanical elements, packaging and shipping and transport are OOO LUK, IC TECH AS and KUKSENKO TURSKIJ EVGENIJ N.

Patent filings in countries

World map showing GRENNARD ALF Hs patent filings in countries

Patent filings per year

Chart showing GRENNARD ALF Hs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Grennard Alf H 17
#2 Grennard A 2
#3 Grennard A H 2
#4 Arufu Etsuchi Gurennaado 2
#5 Grennard Alf Herbert Maurice 2
#6 H Grennard Alf 1
#7 Grenhard A H 1

Latest patents

Publication Filing date Title
CA1093321A Process for safe underground storage of cryogenic produces and corresponding storage installation
GB2013860A Underground cryogenic storage reservoirs and their operation
ZA7805913B Underground storage for cryogenic liquids
US4224800A Process for safe underground storage of materials and apparatus for storage of such materials
CA1062026A Underground storage for cold and hot products and methods for constructing same
CH616124A5 Method for the safe subterranean storage of cold products and corresponding storage system
ZA7602228B Underground storage for cold and hot products and methods for constructing same
GB1538788A Underground storage reservoirs and their operation
CA1047778A Underground storage for cold and hot products and methods for constructing same