Patents by Inventor Phillip M. Warren

Phillip M. Warren 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).

  • Tree shaping apparatus
    Patent number: 4777787
    Abstract: A tree shaping apparatus includes a mobile transport (10) with a cutter carriage (12) disposed in thereof. The transport (10) straddles the trees and the cutter carriage (12) has the height thereof adjusted to that of the tree. A cutter bar (90) is rotated about the tree with blades (92) providing the shaping therefor. The cutter bar (90) can be reciprocated laterally to provide an additional height adjustment.
    Type: Grant
    Filed: August 7, 1986
    Date of Patent: October 18, 1988
    Assignee: Anjo Tree Shapers, Inc.
    Inventor: Phillip M. Warren