TREA

Masahiro Ohnishi

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  • Kuwana, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ceramic honeycomb filter
    • Patent number 4,364,760
    • Issue date Dec 21, 1982
    • NGK Insulators, Ltd.
    • Noboru Higuchi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Ceramic honeycomb filter
    • Patent number 4,340,403
    • Issue date Jul 20, 1982
    • NGK Insulators, Ltd.
    • Noboru Higuchi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Method for producing ceramic honeycomb filters
    • Patent number 4,293,357
    • Issue date Oct 6, 1981
    • NGK Insulators, Ltd.
    • Noboru Higuchi
    • B28 - WORKING CEMENT, CLAY, OR STONE