Patents by Inventor Liisa SÄRKKÄ

Liisa SÄRKKÄ has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • APPARATUS FOR CULTIVATION OF LONG-STEM VEGETABLE PLANTS, RELATED METHOD AND USES
    Publication number: 20230255152
    Abstract: An apparatus for cultivation of long-stem vegetable plants, related system, methods and uses are provided. The apparatus includes a frame rack with at least one essentially horizontal cultivation platform configured to support a stem portion of at least one long-stem vegetable plant rooted in a static cultivation tray, wherein each the cultivation platform is established by a conveying device and wherein speed of the conveying device is adjustable such, as to correspond to the speed of plant growth.
    Type: Application
    Filed: July 2, 2021
    Publication date: August 17, 2023
    Inventors: Juha NÄKKILÄ, Liisa SÄRKKÄ, Saila KARHU, Kari Juhani JOKINEN, Risto TAHVONEN
  • Growing medium structures based on moss and method for the manufacture thereof
    Patent number: 10701873
    Abstract: The invention relates to growing medium structures comprising Sphagnum moss, to a foam-laid method for their manufacture and to the use thereof in horticulture, landscaping and forestry applications.
    Type: Grant
    Filed: September 25, 2014
    Date of Patent: July 7, 2020
    Assignees: TEKNOLOGIAN TUTKIMUSKESKUS VTT OY, LUONNONVARAKESKUS
    Inventors: Ari Erkkilä, Kirsi Immonen, Karita Kinnunen, Antti Oksanen, Risto Tahvonen, Liisa Särkkä, Juha Näkkilä, Tuomo Hjelt, Kari Jokinen
  • METHOD FOR STIMULATING PLANT DISEASE SUPPRESSIVE ACTIVITY IN SPHAGNUM MOSS, RELATED PRODUCTS AND USES
    Publication number: 20200053966
    Abstract: A method for stimulating plant disease-suppressive activity, such as soil—and seed-borne fungal diseases—and saprophytic molds-suppressive activity, in Sphagnum moss biomass is provided. In the method freshly harvested and/or air-dried Sphagnum biomass is heat treated, thereupon a flow of air heated to a temperature within a range of 50-80° C. is conveyed thereto during a predetermined period of time. Sphagnum biomass is preferably selected from naturally occurring Sphagnum species, in particular, Sphagnum fuscum. A plant disease-suppressive growing medium and uses thereof are further provided.
    Type: Application
    Filed: May 4, 2018
    Publication date: February 20, 2020
    Inventors: Risto TAHVONEN, Liisa SÄRKKÄ, Kari JOKINEN, Juha NÄKKILÄ
  • GROWING MEDIUM STRUCTURES BASED ON SPHAGNUM MOSS AND METHOD FOR THE MANUFACTURE THEREOF
    Publication number: 20160219810
    Abstract: The invention relates to growing medium structures comprising Sphagnum moss, to a foam-laid method for their manufacture and to the use thereof in horticulture, landscaping and forestry applications.
    Type: Application
    Filed: September 25, 2014
    Publication date: August 4, 2016
    Applicants: TEKNOLOGIAN TUTKIMUSKESKUS VTT OY, LUONNONVARAKESKUS
    Inventors: Ari ERKKILÄ, Kirsi IMMONEN, Karita KINNUNEN, Antti OKSANEN, Risto TAHVONEN, Liisa SÄRKKÄ, Juha NÄKKILÄ, Tuomo HJELT, Kari JOKINEN