Patents by Inventor David S. MacKenzie

David S. MacKenzie 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).

  • Patent number: 12651541
    Abstract: Methods of marking living leaf tissue and apparatuses for effecting such marking are disclosed, and may include orienting a plant such that the living leaf tissue is in a marking position, retaining the living leaf tissue in the marking position, and marking the living leaf tissue with a mark applicator, wherein marking the living leaf tissue introduces a permanent deformation in the living leaf tissue.
    Type: Grant
    Filed: June 4, 2025
    Date of Patent: June 9, 2026
    Assignee: Hortech, Inc.
    Inventor: David S. MacKenzie
  • Publication number: 20260105871
    Abstract: Methods of marking living leaf tissue and apparatuses for effecting such marking are disclosed, and may include orienting a plant such that the living leaf tissue is in a marking position, retaining the living leaf tissue in the marking position, and marking the living leaf tissue with a mark applicator, wherein marking the living leaf tissue introduces a permanent deformation in the living leaf tissue.
    Type: Application
    Filed: June 4, 2025
    Publication date: April 16, 2026
    Inventor: David S. MacKenzie
  • Patent number: 12495744
    Abstract: A modular green roof system includes a planter including a bottom wall, a plurality of sidewalls, an interior space and a plurality of corners located between adjacent sidewalls, the sidewalls including an upper edge that extends to a first height above the bottom wall, the first height being constant between adjacent corners, and an insert removably inserted into the interior space to retain a plant matter in the interior space and extending above the sidewalls to retain the plant matter in the interior space where the plant matter extends above the upper edge of the sidewalls, the insert extending to a second height above the upper edge of the sidewalls of the planter, and wherein a ratio of the second height to the first height is equal to or greater than about 0.4.
    Type: Grant
    Filed: May 25, 2023
    Date of Patent: December 16, 2025
    Assignee: Hortech, Inc.
    Inventor: David S. MacKenzie
  • Patent number: 12433206
    Abstract: A solar panel and irrigation arrangement support assembly includes first and second elongated rails each configured to be supported by a roof surface, the first elongated rail including a first longitudinally-extending channel, a plurality of vertical legs each having a first end coupled to at least one of the first and second elongated rails, and a second end, a support assembly coupled to the second end of the plurality of legs and configured to support a solar panel, and an irrigation arrangement that includes an irrigation line located within and extending along the first longitudinally-extending channel of the first elongated rail, and a fluid dispersion member in fluid communication with the irrigation line and configured to be located between the solar panel and plant matter supported by the roof surface such that the fluid dispersion member can provide fluid to the plant matter located directly vertically below the solar panel.
    Type: Grant
    Filed: July 25, 2022
    Date of Patent: October 7, 2025
    Assignee: Hortech, Inc.
    Inventors: Leo V. Gartland, John Scholten, David S. MacKenzie
  • Publication number: 20250185551
    Abstract: A solar panel and irrigation arrangement support assembly includes first and second elongated rails each configured to be supported by a roof surface and each including a first connection surface that includes a plurality of irregularities, a plurality of legs extending upwardly from the first and second elongated rails, each of the legs of the plurality of legs having a first end connected to at least one of the first and second elongated rails, and a second end configured to support a first solar panel therefrom, and a first connector bracket connected to and extending at least one of between the first and second elongated rails, wherein the first connecter bracket and a leg of the plurality of legs abuts the plurality of irregularities of the first connection surface of each of the first and second elongated rails to provide an electrical ground therebetween.
    Type: Application
    Filed: February 20, 2025
    Publication date: June 12, 2025
    Inventors: Leo V. Gartland, John Scholten, David S. MacKenzie
  • Patent number: 12327496
    Abstract: Methods of marking living leaf tissue and apparatuses for effecting such marking are disclosed, and may include orienting a plant such that the living leaf tissue is in a marking position, retaining the living leaf tissue in the marking position, and marking the living leaf tissue with a mark applicator, wherein marking the living leaf tissue introduces a permanent deformation in the living leaf tissue.
    Type: Grant
    Filed: June 16, 2023
    Date of Patent: June 10, 2025
    Assignee: Hortech, Inc.
    Inventor: David S. MacKenzie
  • Publication number: 20240389522
    Abstract: A modular green roof system includes a planter including a bottom wall, a plurality of sidewalls, an interior space and a plurality of corners located between adjacent sidewalls, the sidewalls including an upper edge that extends to a first height above the bottom wall, the first height being constant between adjacent corners, and an insert removably inserted into the interior space to retain a plant matter in the interior space and extending above the sidewalls to retain the plant matter in the interior space where the plant matter extends above the upper edge of the sidewalls, the insert extending to a second height above the upper edge of the sidewalls of the planter, and wherein a ratio of the second height to the first height is equal to or greater than about 0.4.
    Type: Application
    Filed: May 25, 2023
    Publication date: November 28, 2024
    Inventor: David S. MacKenzie
  • Patent number: 12010961
    Abstract: A green roof planter module includes a planter including a bottom wall and a plurality of side walls that cooperate with one another to define an interior space configured to receive an aggregate and plant matter therein, the bottom wall including at least one aperture extending therethrough, a basin including a bottom wall and a plurality of side walls, wherein the bottom wall of the basin and the side walls of the basin cooperate to define a fluid retention space, wherein the planter is supported above the basin, and a fluid wicking member providing fluid communication from the fluid retention space of the basin to the at least one aperture of the bottom wall of the planter, such that the fluid wicking member is configured to transfer fluid from the fluid retention space of the basin to the aggregate and plant matter located with the interior space of the planter.
    Type: Grant
    Filed: February 23, 2022
    Date of Patent: June 18, 2024
    Assignee: Hortech, Inc.
    Inventor: David S. MacKenzie
  • Patent number: 12005268
    Abstract: An ocular light therapy arrangement for treating a user having a neurologic disorder includes a light emitting device the emits a light having a flicker rate of less than or equal to about 2 Hz and/or greater than or equal to about 85,000 Hz at a wavelength of within a first range of from about 500 nm to about 565 nm, wherein the light is effective to reduce neurologic disorder symptoms by reducing stimulation of the user's retina and brain cortex.
    Type: Grant
    Filed: May 26, 2021
    Date of Patent: June 11, 2024
    Assignee: Norb Lighting, LLC
    Inventor: David S. MacKenzie
  • Publication number: 20240054924
    Abstract: Methods of marking living leaf tissue and apparatuses for effecting such marking are disclosed, and may include orienting a plant such that the living leaf tissue is in a marking position, retaining the living leaf tissue in the marking position, and marking the living leaf tissue with a mark applicator, wherein marking the living leaf tissue introduces a permanent deformation in the living leaf tissue.
    Type: Application
    Filed: June 16, 2023
    Publication date: February 15, 2024
    Inventor: David S. MacKenzie
  • Publication number: 20230026595
    Abstract: A solar panel and irrigation arrangement support assembly includes first and second elongated rails each configured to be supported by a roof surface, the first elongated rail including a first longitudinally-extending channel, a plurality of vertical legs each having a first end coupled to at least one of the first and second elongated rails, and a second end, a support assembly coupled to the second end of the plurality of legs and configured to support a solar panel, and an irrigation arrangement that includes an irrigation line located within and extending along the first longitudinally-extending channel of the first elongated rail, and a fluid dispersion member in fluid communication with the irrigation line and configured to be located between the solar panel and plant matter supported by the roof surface such that the fluid dispersion member can provide fluid to the plant matter located directly vertically below the solar panel.
    Type: Application
    Filed: July 25, 2022
    Publication date: January 26, 2023
    Inventors: Leo V. Gartland, John Scholten, David S. MacKenzie
  • Publication number: 20220279729
    Abstract: A green roof planter module includes a planter including a bottom wall and a plurality of side walls that cooperate with one another to define an interior space configured to receive an aggregate and plant matter therein, the bottom wall including at least one aperture extending therethrough, a basin including a bottom wall and a plurality of side walls, wherein the bottom wall of the basin and the side walls of the basin cooperate to define a fluid retention space, wherein the planter is supported above the basin, and a fluid wicking member providing fluid communication from the fluid retention space of the basin to the at least one aperture of the bottom wall of the planter, such that the fluid wicking member is configured to transfer fluid from the fluid retention space of the basin to the aggregate and plant matter located with the interior space of the planter.
    Type: Application
    Filed: February 23, 2022
    Publication date: September 8, 2022
    Applicant: Hortech, Inc.
    Inventor: David S. MacKenzie
  • Publication number: 20220240459
    Abstract: A method of installing a roof planter assembly includes providing first and second planter modules each including a bottom wall and a plurality of sidewalls that cooperate with the bottom wall to form an interior space adapted to receive plant matter therein, wherein at least a pair of the plurality of sidewalls cooperate to form a corner therebetween, the corner including first and second portions along a length of the corner and having bottom and top edges, respectively, that are entirely horizontally offset and spaced from one another.
    Type: Application
    Filed: April 21, 2022
    Publication date: August 4, 2022
    Applicant: Hortech, Inc.
    Inventor: David S. MacKenzie
  • Publication number: 20220184413
    Abstract: A lighting arrangement for treating a user having a neurological disorder and/or for growing plants includes a light emitting device that emits a first light within a first wavelength range of 620 nm to 750 nm at a first intensity, a second light within a second wavelength range of 500 nm to 565 nm, and a second intensity between 30% and 50% of the first intensity, a third light within a third wavelength range of 565 nm to 590 nm and a third intensity between 25% and 40% of the first intensity, and a fourth light within a fourth wavelength range of 435 nm to 500 nm and a fourth intensity equal to or less than 30% of the first intensity.
    Type: Application
    Filed: February 25, 2022
    Publication date: June 16, 2022
    Applicant: Norb Lighting, LLC.
    Inventor: David S. MacKenzie
  • Publication number: 20210370091
    Abstract: An ocular light therapy arrangement for treating a user having a neurologic disorder includes a light emitting device the emits a light having a flicker rate of less than or equal to about 2 Hz and/or greater than or equal to about 85,000 Hz at a wavelength of within a first range of from about 500 nm to about 565 nm, wherein the light is effective to reduce neurologic disorder symptoms by reducing stimulation of the user's retina and brain cortex.
    Type: Application
    Filed: May 26, 2021
    Publication date: December 2, 2021
    Applicant: Norb Lighting, LLC.
    Inventor: David S. MacKenzie
  • Patent number: 10517229
    Abstract: A wall mounted agricultural system includes a mounting structure including first and a second ends and supported from a substantially vertically extending wall surface, and at least one planter box that includes a plurality of sidewalls and a bottom wall that cooperate to form a compartment and an upwardly opening aperture, wherein at least one of the sidewalls comprises a rear wall facing the wall surface, the at least one planter box is configured to mount to the mounting structure such that the rear wall is spaced from the wall surface to create a space therebetween, and wherein the at least one planter box includes an aperture in fluid communication with the compartment and the space positioned between the rear wall and the wall surface, and wherein the aperture in fluid communication with the space is configured to allow water received through the upwardly opening aperture to drain into the space.
    Type: Grant
    Filed: January 7, 2016
    Date of Patent: December 31, 2019
    Assignee: Hortech, Inc.
    Inventor: David S. MacKenzie
  • Publication number: 20180220594
    Abstract: A method of installing a green roof planter assembly includes providing first and second planter modules each including a bottom wall and a plurality of side walls that cooperate with the bottom wall to form an interior space adapted to receive plant matter therein, wherein at least a pair of the plurality of side walls cooperate to form a corner therebetween, the corner defining a length therealong, and each planter module including a first relief located along the length of the first corner, positioning the corners of the planter modules proximate one another, providing a coupling member, and inserting the coupling member into the reliefs of the planter modules, thereby inhibiting vertical movement of the planter modules with respect to one another.
    Type: Application
    Filed: March 30, 2018
    Publication date: August 9, 2018
    Applicant: Hortech, Inc.
    Inventor: David S. MacKenzie
  • Patent number: 9655308
    Abstract: A modular wall mounted agricultural system that includes a mounting structure having a first end, a second end, a fluid conduit extending longitudinally between the first end and the second end, and at least one longitudinally extending channel. The system further includes at least one planter box that is adapted to mount within the at least one channel of the mounting structure, and wherein the at least one planter box includes a plurality of sidewalls and a bottom wall that cooperate to form a compartment adapted to receive plant matter therein, the plurality of sidewalls cooperating to form an upwardly opening aperture adapted to receive a fluid from the conduit.
    Type: Grant
    Filed: July 7, 2010
    Date of Patent: May 23, 2017
    Assignee: Hortech, Inc.
    Inventor: David S. MacKenzie
  • Patent number: D784045
    Type: Grant
    Filed: June 17, 2015
    Date of Patent: April 18, 2017
    Assignee: Hortech, Inc.
    Inventor: David S. MacKenzie
  • Patent number: D787857
    Type: Grant
    Filed: November 16, 2015
    Date of Patent: May 30, 2017
    Assignee: Hortech, Inc.
    Inventor: David S. MacKenzie