Toshio Soneta

Person

  • Miyagi, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Calendering roll cleaning apparatus

    • Patent number 5,198,243
    • Issue date Mar 30, 1993
    • Sony Corporation
    • Tatsuo Shimizu
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL