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.
# | Country | Total Patents | |
---|---|---|---|
#1 | Germany | 5 | |
#2 | Canada | 4 | |
#3 | United Kingdom | 3 | |
#4 | Sweden | 3 | |
#5 | Austria | 2 | |
#6 | Denmark | 2 | |
#7 | Spain | 2 | |
#8 | Finland | 2 | |
#9 | France | 2 | |
#10 | Italy | 2 | |
#11 | Japan | 2 | |
#12 | Netherlands | 2 | |
#13 | Norway | 2 | |
#14 | United States | 2 | |
#15 | South Africa | 2 | |
#16 | Australia | 1 | |
#17 | Belgium | 1 | |
#18 | Switzerland | 1 | |
#19 | German Democratic Republic | 1 | |
#20 | Mexico | 1 |
# | Industry | |
---|---|---|
#1 | Mechanical elements | |
#2 | Packaging and shipping | |
#3 | Transport |
# | Technology | |
---|---|---|
#1 | Compressed gas holders | |
#2 | Transport or storage devices | |
#3 | Vehicle parts |
# | 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 |
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 |