Patents by Inventor Edward N. Doty

Edward N. Doty 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).

  • Automatic printing apparatus utilizing turnaround document
    Patent number: 4746233
    Abstract: Automatic printing apparatus wherein a single turnaround item-document is utilized as an initial source of intelligible information-data and thereafter by comparing certain of the data on the document with additional data inputted thereto by means of operably associated external hardware and subsequently summarizing the total data on the item effective to provide a final document including both the initially inputted information-data as well as the data resulting from the comparison and summarization.
    Type: Grant
    Filed: August 20, 1986
    Date of Patent: May 24, 1988
    Assignee: Coulter Electronics, Inc.
    Inventors: Ignacio B. Garcia de Osuna, Bernard Parker, Warren C. Winter, Terry L. Siorek, Rafael E. Zorrilla, Edward N. Doty, Hari Matsuda
  • Liquid sampling valve
    Patent number: 4702889
    Abstract: A liquid diluting and transfer valve has disc like valve elements provided with faces frictionally engaged. The valve further includes passageways for passing both sample liquid and rinse liquid and a continuous groove formed in one of the respective faces. This continuous groove effectively isolates the passageway openings to the faces and is capable of blocking passage of leakage material along the face to the periphery of the engaged face.
    Type: Grant
    Filed: January 16, 1986
    Date of Patent: October 27, 1987
    Assignee: Coulter Electronics Inc.
    Inventors: Pedro P. Cabrera, Humberto A. Berra, Edward N. Doty