Patents Assigned to Zamma Corporation, Inc.
  • Tread cap and related methods of use and manufacture
    Patent number: 11708697
    Abstract: A capping apparatus for covering a pre-existing stair structure can include: a tread element; and a trim piece attached to the tread element proximate a longitudinal edge of the tread element. The trim piece includes a back surface defining: a first recess for receiving a thick sub-tread for a first type of pre-existing stair structure; and a second recess for receiving a thin sub-tread for a second type of pre-existing stair structure. Methods of manufacturing and installing the capping apparatus are described.
    Type: Grant
    Filed: May 26, 2021
    Date of Patent: July 25, 2023
    Assignee: Zamma Corporation, Inc.
    Inventors: William Bremer, Nathan R. Werkheiser, Nicholas D. Buser, Russell W. Marks
  • Universal transition molding
    Patent number: 11124975
    Abstract: A universal transition molding for bridging two floor surfaces can include: a substantially symmetrical extruded profile of unitary construction having: (i) a substantially planar central portion, (ii) a pair of downwardly depending substantially planar wings, (iii) a pair of hinge sections joining the wings to opposing edges of the central portion, and (iv) a pair of vertical legs depending from a bottom surface of the central portion. Methods of manufacturing and installing the universal transition molding are described.
    Type: Grant
    Filed: October 19, 2020
    Date of Patent: September 21, 2021
    Assignee: Zamma Corporation, Inc.
    Inventors: William Bremer, Robert Mason
  • Stair tread
    Patent number: D997386
    Type: Grant
    Filed: May 26, 2021
    Date of Patent: August 29, 2023
    Assignee: Zamma Corporation, Inc.
    Inventors: William Bremer, Nathan R. Werkheiser, Nicholas D. Buser, Russell W. Marks