Patents Assigned to EHL Development Inc.
  • Patent number: 4975999
    Abstract: This invention relates to a keyboard cleaning device. More particularly, this invention relates to a device for cleaning upper and/or lateral surfaces of keyboard buttons or keys. In a first embodiment of the present invention, a key cleaner is comprised of a head structure having at least one convex cleaning substructure contoured to the top surface of a key of a data entry keyboard, a handle and means for attaching the handle to the head structure. Pursuant to a second embodiment of the present invention, the key cleaner is comprised of a head structure having at least one wedge-shaped cleaning substructure which is contoured to fit between the keys of a data entry keyboard and a handle attached to the head structure. Other embodiments are also described.
    Type: Grant
    Filed: June 30, 1989
    Date of Patent: December 11, 1990
    Assignee: EHL Development Inc.
    Inventor: Edward H. Levy
  • Patent number: 4864677
    Abstract: This invention relates to a keyboard cleaning device. More particularly, this invention relates to a device for cleaning upper and/or lateral surfaces of keyboard buttons or keys. In a first embodiment of the present invention, a key cleaner is comprised of a head structure having at least one convex cleaning substructure contoured to the top surface of a key of a data entry keyboard, a handle and means for attaching the handle to the head structure. Pursuant to a second embodiment of the present invention, the key cleaner is comprised of a head structure having at least one wedge-shaped cleaning substructure which is contoured to fit between the keys of a data entry keyboard and a handle attached to the head structure. Other embodiments are also described.
    Type: Grant
    Filed: March 25, 1988
    Date of Patent: September 12, 1989
    Assignee: EHL Development Inc.
    Inventor: Edward H. Levy