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Yoshikiyo Futagawa

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  • Okaya, JA
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Patents Grantslast 30 patents

  • Information Patent Grant

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    • Patent number 4,087,861
    • Issue date May 2, 1978
    • Shinshu Seiki Kabushiki Kaisha
    • Yoshikiyo Futagawa
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Reference voltage circuit
    • Patent number 4,075,623
    • Issue date Feb 21, 1978
    • Kabushiki Kaisha Suwa Seikosha
    • Yoshikiyo Futagawa
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Dynamically driven printer
    • Patent number 3,991,671
    • Issue date Nov 16, 1976
    • Kabushiki Kaisha Suwa Seikosha
    • Susumu Aizawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS