Patents by Inventor Neal J. Ipema

Neal J. Ipema 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).

  • Lawn rake
    Patent number: 4573311
    Abstract: A lawn rake having an improved means of tine containment. The tines are positioned and locked within a spreader bar heretofore used primarily for maintaining a spacial relationship between adjacent tines. Additionally, the tines are anchored within the rake socket portion by means of a spring clip which also coacts with a stiffener spring engaging the spreader bar to enhance fixed tine location within the rake head assembly.
    Type: Grant
    Filed: September 14, 1984
    Date of Patent: March 4, 1986
    Assignee: True Temper Corporation
    Inventors: Neal J. Ipema, William E. Portz
  • Head for a shovel
    Patent number: D300199
    Type: Grant
    Filed: December 3, 1984
    Date of Patent: March 14, 1989
    Assignee: Emhart Industries, Inc.
    Inventor: Neal J. Ipema