David R. Otis, Jr.

Person

  • Corvallis, OR, US

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    PRINTHEAD LIQUID DELIVERY AND GAS REMOVAL

    • Publication number 20200079101
    • Publication date Mar 12, 2020
    • Hewlett-Packard Development Company, L.P.
    • David Ridgway Otis Jr.
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS