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Jacob Frank De Groot

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  • KK Roermond, NL
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Patents Grantslast 30 patents

  • Information Patent Grant

    Plant growth system
    • Patent number 11,026,372
    • Issue date Jun 8, 2021
    • Rockwool International A/S
    • Jacob Frank De Groot
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Plant growth system
    • Patent number 10,492,388
    • Issue date Dec 3, 2019
    • Rockwool International A/S
    • Paul Jacques Louis Hubert Bouwens
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Plant growth system
    • Patent number 10,342,182
    • Issue date Jul 9, 2019
    • Rockwool International A/S
    • Eelke Gjalt Hempenius
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Device and method for measuring plant growth conditions
    • Patent number 10,234,438
    • Issue date Mar 19, 2019
    • Rockwool International A/S
    • Jacob Frank De Groot
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Process for the manufacture of a mineral wool plant growth substrate
    • Patent number 6,562,267
    • Issue date May 13, 2003
    • Rockwool International A/S
    • Erling Lennart Hansen
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Plant cubes
    • Patent number 6,389,748
    • Issue date May 21, 2002
    • Rockwool/Grodan B.V.
    • Jacob Frank De Groot
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Mineral wool plant substrate
    • Patent number 6,183,531
    • Issue date Feb 6, 2001
    • Rockwool/Grodan B.V.
    • Jacob Frank De Groot
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Coherent growth substrate
    • Patent number 6,042,630
    • Issue date Mar 28, 2000
    • Rockwool/Grodan B.V.
    • Jacob Frank de Groot
    • C05 - FERTILISERS MANUFACTURE THEREOF
  • Information Patent Grant

    Hydrophilic plant growth substrate, comprising a furan resin
    • Patent number 6,032,413
    • Issue date Mar 7, 2000
    • Rockwool International A/S
    • Jacob Frank De Groot
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Growth substrate comprising short transversally extending mineral w...
    • Patent number 5,992,093
    • Issue date Nov 30, 1999
    • Rockwool/Grodan B.V.
    • Jacob Frank De Groot
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Agroblock, such as agroplug, agroplug system and a plug strip therefor
    • Patent number 5,218,783
    • Issue date Jun 15, 1993
    • Rockwool Lapinus B.V.
    • Lucas E. M. Langezaal
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING

Patents Applicationslast 30 patents

  • Information Patent Application

    PLANT GROWTH SYSTEM
    • Publication number 20160143228
    • Publication date May 26, 2016
    • Rockwool International A/S
    • Jacob Frank De Groot
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    PLANT GROWTH SYSTEM
    • Publication number 20150373936
    • Publication date Dec 31, 2015
    • Rockwool International A/S
    • Paul Jacques Louis Hubert Bouwens
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    DEVICE AND METHOD FOR MEASURING PLANT GROWTH CONDITIONS
    • Publication number 20150369786
    • Publication date Dec 24, 2015
    • Rockwool International A/S
    • Jacob Frank De Groot
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    PLANT GROWTH SYSTEM
    • Publication number 20150216132
    • Publication date Aug 6, 2015
    • Rockwool International A/S
    • Eelke Gjalt Hempenius
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING