Patents by Inventor Tommy Martinez

Tommy Martinez 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).

  • Bat swing aid
    Patent number: 6413176
    Abstract: A wrist worn bat swing aid (10) includes a closed band (12) constructed to fit around a wrist of a leading arm, the closed band having a first fastener portion (13) of a detachable fastener. The aid (10) further includes an open band (14) coupled to the closed band for placement around a wrist of a guide arm, wherein the closed band has a second fastener portion (18) of the detachable fastener for mating with the first fastener portion. Optionally, a second closed band (20) is coupled to the first closed band, wherein the second closed band is formed to fit around a finger of the leading arm.
    Type: Grant
    Filed: August 11, 2000
    Date of Patent: July 2, 2002
    Inventor: Tommy Martinez