Patents by Inventor Benjamin Roman

Benjamin Roman 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: 6200509
    Abstract: There is provided a method which reduces fines while maintaining the bulk handling advantages of granular or particulate elastomers such as those produced in gas phase processes and which affords continuous bulk handling of synthetic rubbers or elastomers such as those produced in solution and/or suspension processes. The method comprises (1) feeding an crumb form elastomer or a granular elastomer which contains fines along with optionally one or more filler materials to a mixer/extruder where it is masticated and melted into a compound; (2) pumping the compound through an orifice of the mixer/extruder, and (3) cutting and forming the compound into shaped pellets ranging in size from about 0.5 to 30 mm.
    Type: Grant
    Filed: June 26, 1998
    Date of Patent: March 13, 2001
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Anthony Charles Neubauer, Leonard Sebastian Scarola, Benjamin Roman Rozenblat
  • Patent number: 4860226
    Abstract: Method and apparatus for reading, by an end user scanner, the UPC number designated by a bar code printed on or associated with a predetermined number of packages or containers for or containing goods to determine the percentage of correctly read UPC numbers with reference to the predetermined number of readings.
    Type: Grant
    Filed: February 6, 1989
    Date of Patent: August 22, 1989
    Inventors: Edward L. Martin, Fred G. Graham, Benjamin Roman