Patents by Inventor Leonard J. Holtz

Leonard J. Holtz 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).

  • Adaptor cap for centering, sealing, and holding a syringe to a bottle
    Patent number: 4944736
    Abstract: A means to connect a hypodermic syringe to its bottle of medicament, so that the syringe is in proper alignment to pierce the bottle sealing diaphragm. The means also holds the syringe to the bottle so that a measured amount of medicament may be withdrawn. Also included are sealing caps to retain full sterility of all elements during use and also non-use. The means permits the entire volume of the medicament to be withdrawn in a plurality of measured doses.
    Type: Grant
    Filed: July 5, 1989
    Date of Patent: July 31, 1990
    Inventor: Leonard J. Holtz
  • Bicycle brake
    Patent number: 4470483
    Abstract: A braking pad device for a bicycle which includes two separate braking pads of different compositions. One braking pad is particularly suitable for use in dry weather, while the second braking pad is particularly suitable for use in wet weather. The braking pads are to be movable to be located in position for use.
    Type: Grant
    Filed: January 11, 1982
    Date of Patent: September 11, 1984
    Inventor: Leonard J. Holtz