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Peter R. Ramirez

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  • Southbridge, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus and method for making cast ophthalmic lenses
    • Patent number 4,279,401
    • Issue date Jul 21, 1981
    • American Optical Corporation
    • Peter R. Ramirez
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Coating composition
    • Patent number 4,229,228
    • Issue date Oct 21, 1980
    • American Optical Corporation
    • Don H. Rotenberg
    • G02 - OPTICS
  • Information Patent Grant

    Coating composition
    • Patent number 4,173,490
    • Issue date Nov 6, 1979
    • American Optical Corporation
    • Don H. Rotenberg
    • G02 - OPTICS
  • Information Patent Grant

    Lens block with preform
    • Patent number 3,996,701
    • Issue date Dec 14, 1976
    • American Optical Corporation
    • Peter R. Ramirez
    • B24 - GRINDING POLISHING