Patents by Inventor David L. Cera

David L. Cera 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: 7407444
    Abstract: A method is provided for cushioning the grip of a striking instrument which generally includes the steps of providing a striking instrument having an elongated shaft, placing a pneumatically actuated cushioning apparatus over the distal end of the shaft, the pneumatically actuated cushioning apparatus having a bladder configured to surround the proximal end of the shaft along a desired length and a valve for receiving a volume of air; inserting the nozzle of a pump into the valve of the cushioning apparatus, and operating the pump in order to inject a volume of air into the bladder, thereby cushioning the grip of the striking instrument. Preferably, the striking instrument is a golf club. A cushioning apparatus is also provided, which includes an inner layer and an outer layer defining a bladder, and a valve for receiving air and delivering it into the bladder so that the grip may be pumped up.
    Type: Grant
    Filed: September 21, 2005
    Date of Patent: August 5, 2008
    Inventor: David L. Cera