the valve being opened by the pressure of the passing fluid

Patents Grantslast 30 patents

  • Information Patent Grant

    Check valve

    • Patent number 10,634,096
    • Issue date Apr 28, 2020
    • Zama Japan Kabushiki Kaisha
    • Hideki Sasaki
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Check valve

    • Patent number 10,072,616
    • Issue date Sep 11, 2018
    • Zama Japan Kabushiki Kaisha
    • Hideki Sasaki
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Check valve

    • Patent number 9,739,236
    • Issue date Aug 22, 2017
    • Zama Japan Kabushiki Kaisha
    • Hideki Sasaki
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Pulse-jet atomizer mechanism for sprinkling chemicals

    • Patent number 5,287,696
    • Issue date Feb 22, 1994
    • Toyoki Shigemi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3309070

    • Patent number 3,309,070
    • Issue date Mar 14, 1967
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    2775437

    • Patent number 2,775,437
    • Issue date Dec 25, 1956
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    2357673

    • Patent number 2,357,673
    • Issue date Sep 5, 1944
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    2016337

    • Patent number 2,016,337
    • Issue date Oct 8, 1935
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    1942293

    • Patent number 1,942,293
    • Issue date Jan 2, 1934
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    1925583

    • Patent number 1,925,583
    • Issue date Sep 5, 1933
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    1918974

    • Patent number 1,918,974
    • Issue date Jul 18, 1933
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    1904701

    • Patent number 1,904,701
    • Issue date Apr 18, 1933
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    1874875

    • Patent number 1,874,875
    • Issue date Aug 30, 1932
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    1870578

    • Patent number 1,870,578
    • Issue date Aug 9, 1932
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    1865471

    • Patent number 1,865,471
    • Issue date Jul 5, 1932
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    1778215

    • Patent number 1,778,215
    • Issue date Oct 14, 1930
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    1749721

    • Patent number 1,749,721
    • Issue date Mar 4, 1930
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    1607830

    • Patent number 1,607,830
    • Issue date Nov 23, 1926
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    1447398

    • Patent number 1,447,398
    • Issue date Mar 6, 1923
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    1371260

    • Patent number 1,371,260
    • Issue date Mar 15, 1921
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    1328180

    • Patent number 1,328,180
    • Issue date Jan 13, 1920
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    CHECK VALVE

    • Publication number 20200386191
    • Publication date Dec 10, 2020
    • ZAMA JAPAN KABUSHIKI KAISHA
    • Hideki Sasaki
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    CHECK VALVE

    • Publication number 20190136798
    • Publication date May 9, 2019
    • ZAMA JAPAN KABUSHIKI KAISHA
    • Hideki Sasaki
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    CHECK VALVE

    • Publication number 20180058379
    • Publication date Mar 1, 2018
    • ZAMA JAPAN KABUSHIKI KAISHA
    • Hideki Sasaki
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    CHECK VALVE

    • Publication number 20160040791
    • Publication date Feb 11, 2016
    • ZAMA JAPAN KABUSHIKI KAISHA
    • Hideki Sasaki
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS