Patents by Inventor Karl Lindroth

Karl Lindroth 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: 9194532
    Abstract: A merchandise display security device for displaying and protecting articles of merchandise includes a security sensor having adjustable retaining arms for securely retaining articles of merchandise having various dimensions. Each of the opposed retaining arms includes a grip portion at a first end and a rack portion at a second end opposite the grip portion that operatively engages a rotatable pinion gear. The rack portions are disposed about the pinion gear such that the retaining arms are moveable in a lateral direction in opposite directions to accommodate articles of merchandise having various widths. The retaining arms are rotatably disposed within a base portion and a cap portion removably attached to the base portion such that the retaining arms are rotatable about a lateral axis to accommodate articles of merchandise having various thicknesses.
    Type: Grant
    Filed: August 31, 2012
    Date of Patent: November 24, 2015
    Assignee: InVue Security Products Inc.
    Inventors: Robert Bisesti, David N. Berglund, Karl Lindroth
  • Publication number: 20140060218
    Abstract: A merchandise display security device for displaying and protecting articles of merchandise includes a security sensor having adjustable retaining arms for securely retaining articles of merchandise having various dimensions. Each of the opposed retaining arms includes a grip portion at a first end and a rack portion at a second end opposite the grip portion that operatively engages a rotatable pinion gear. The rack portions are disposed about the pinion gear such that the retaining arms are moveable in a lateral direction in opposite directions to accommodate articles of merchandise having various widths. The retaining arms are rotatably disposed within a base portion and a cap portion removably attached to the base portion such that the retaining arms are rotatable about a lateral axis to accommodate articles of merchandise having various thicknesses.
    Type: Application
    Filed: August 31, 2012
    Publication date: March 6, 2014
    Applicant: INVUE SECURITY PRODUCTS INC.
    Inventors: Robert Bisesti, David N. Berglund, Karl Lindroth
  • Patent number: 7594734
    Abstract: A light diffusor (12) is disclosed which includes a translucent or transparent light diffusing portion (24) and a rigid mounting neck (25) coupled to the diffusing portion (24). The diffusing portion (24) has an inwardly extending flange (27) with a series of mounting hole (28) therein. The mounting neck (25) has a generally cylindrical, upright section (30) and an inwardly extending mounting flange (31). The neck inwardly extending mounting flange (31) has a series of mounting holes (33). The light diffusor also has first annular gasket (35) mounted between the mounting neck flange (31) and the diffusing portion flange (27), a second gasket (37) mounted below the diffusing portion flange, and three mounting brackets (40) mounted below the second gasket (37). The first gasket, second gasket and mounting brackets all have mounting holes (36), (37) and (41), respectively.
    Type: Grant
    Filed: June 2, 2005
    Date of Patent: September 29, 2009
    Assignee: Hunter Fan Company
    Inventors: Ted Bacon, John R. Klaus, Karl Lindroth
  • Publication number: 20060274538
    Abstract: A light diffusor (12) is disclosed which includes a translucent or transparent light diffusing portion (24) and a rigid mounting neck (25) coupled to the diffusing portion (24). The diffusing portion (24) has an inwardly extending flange (27) with a series of mounting hole (28) therein. The mounting neck (25) has a generally cylindrical, upright section (30) and an inwardly extending mounting flange (31). The neck inwardly extending mounting flange (31) has a series of mounting holes (33). The light diffusor also has first annular gasket (35) mounted between the mounting neck flange (31) and the diffusing portion flange (27), a second gasket (37) mounted below the diffusing portion flange, and three mounting brackets (40) mounted below the second gasket (37). The first gasket, second gasket and mounting brackets all have mounting holes (36), (37) and (41), respectively.
    Type: Application
    Filed: June 2, 2005
    Publication date: December 7, 2006
    Inventors: Ted Bacon, John Klaus, Karl Lindroth