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Nippon Oil Seal Industry Co., Ltd.

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Patents Grantslast 30 patents

  • Information Patent Grant

    Radial type liquid seal with bend preventing means
    • Patent number 4,575,104
    • Issue date Mar 11, 1986
    • Nippon Oil Seal Industry Co., Ltd.
    • Shinji Nagasawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method and apparatus for mounting oil seal in machine housing
    • Patent number 4,550,486
    • Issue date Nov 5, 1985
    • Nippon Oil Seal Industry Co., Ltd.
    • Kenichi Yarimizu
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Oil seal with main lip, subsidiary lip and dust lip
    • Patent number 4,550,920
    • Issue date Nov 5, 1985
    • Nippon Oil Seal Industry Co., Ltd.
    • Noboru Matsushima
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Extended wear annular oil seal
    • Patent number 4,531,747
    • Issue date Jul 30, 1985
    • Nippon Oil Seal Industry Co., Ltd.
    • Takeshi Miura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Backup ring for hydraulic apparatus seals
    • Patent number 4,468,041
    • Issue date Aug 28, 1984
    • Nippon Oil Seal Industry Co., Ltd.
    • Mistuo Yoshimura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sealing device
    • Patent number 4,437,673
    • Issue date Mar 20, 1984
    • Nippon Oil Seal Industry Co., Ltd.
    • Yoshiaki Miyamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sealing material
    • Patent number 4,306,729
    • Issue date Dec 22, 1981
    • Nippon Oil Seal Industry Co., Ltd.
    • Fumio Hiramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bellows apparatus
    • Patent number 4,287,814
    • Issue date Sep 8, 1981
    • Nippon Oil Seal Industry, Co., Ltd.
    • Takeshi Jinnouchi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sealing device
    • Patent number 4,278,261
    • Issue date Jul 14, 1981
    • Nippon Oil Seal Industry Co., Ltd.
    • Takeshi Miura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Roll neck sealing device
    • Patent number 4,234,196
    • Issue date Nov 18, 1980
    • Nippon Oil Seal Industry Co., Ltd.
    • Yoshimi Iida
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Hydrodynamic seal
    • Patent number 4,212,476
    • Issue date Jul 15, 1980
    • Nippon Oil Seal Industry Co., Ltd.
    • Hideo Kawabata
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mechanical shaft seal
    • Patent number 4,195,853
    • Issue date Apr 1, 1980
    • Nippon Oil Seal Industry Co., Ltd.
    • Junji Otsuka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bellows apparatus
    • Patent number 4,183,289
    • Issue date Jan 15, 1980
    • Nippon Oil Seal Industry Co., Ltd.
    • Takeshi Jinnouchi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Reed valve assembly
    • Patent number 4,179,883
    • Issue date Dec 25, 1979
    • Nippon Oil Seal Industry Co., Ltd.
    • Takahiko Nishiyama
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Method of measuring directional properties of surface of shafts
    • Patent number 4,175,332
    • Issue date Nov 27, 1979
    • Nippon Oil Seal Industry Co., Ltd.
    • Yasuo Mikami
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Process for producing copolymer having carbonate linkages
    • Patent number 4,166,898
    • Issue date Sep 4, 1979
    • Nippon Oil Seal Industry Company Ltd.
    • Masaki Kambe
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Ball joint seals
    • Patent number 4,121,844
    • Issue date Oct 24, 1978
    • Musashieimitsukogyo Kabushikikaisha
    • Akira Nemoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mechanical seal
    • Patent number 4,111,436
    • Issue date Sep 5, 1978
    • Nippon Oil Seal Industry Company, Ltd.
    • Hiroyuki Yazawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Reed valve
    • Patent number 4,076,047
    • Issue date Feb 28, 1978
    • Nippon Oil Seal Industry Co., Ltd.
    • Masami Akahori
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary molder
    • Patent number 3,993,787
    • Issue date Nov 23, 1976
    • Nippon Oil Seal Industry Co., Ltd.
    • Hirotomo Nakabayashi
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Photocurable composition
    • Patent number 3,980,483
    • Issue date Sep 14, 1976
    • Nippon Oil Seal Industry Co., Ltd.
    • Tadatomi Nishikubo
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Device for sealing steel doors of coke oven
    • Patent number 3,977,125
    • Issue date Aug 31, 1976
    • Nippon Oil Seal Industry Co., Ltd.
    • Osamu Sudo
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Method of making an oil seal
    • Patent number 3,962,776
    • Issue date Jun 15, 1976
    • Nippon Oil Seal Industry Co., Ltd.
    • Yasuo Mikami
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Catalytic process for copolymerizing epoxy compounds with carbon di...
    • Patent number 3,953,383
    • Issue date Apr 27, 1976
    • Nippon Oil Seal Industry Co., Ltd.
    • Shohei Inoue
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Device for sealing doors of coke oven
    • Patent number 3,952,454
    • Issue date Apr 27, 1976
    • Nippon Oil Seal Industry Co., Ltd.
    • Osamu Sudo
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

  • Information Trademark

    73534147 - NOK
    • Serial number 73534147
    • Filing date Apr 25, 1985
    • NIPPON OIL SEAL INDUSTRY CO., LTD.
    • 17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes
  • Information Trademark

    73534142 - NOK
    • Serial number 73534142
    • Registration number 1807045
    • Filing date Apr 25, 1985
    • NIPPON OIL SEAL INDUSTRY CO., LTD.
    • 7 - Machines and machine tools
  • Information Trademark

    73534128 - NOK
    • Serial number 73534128
    • Registration number 2166694
    • Filing date Apr 25, 1985
    • NIPPON OIL SEAL INDUSTRY CO., LTD.
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73534148 - NOK
    • Serial number 73534148
    • Registration number 1981826
    • Filing date Apr 25, 1985
    • NIPPON OIL SEAL INDUSTRY CO., LTD.
    • 12 - Vehicles
  • Information Trademark

    72394631 - NOK
    • Serial number 72394631
    • Registration number 948403
    • Filing date Jun 11, 1971
    • NIPPON OIL SEAL INDUSTRY CO., LTD.
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    72394632 - NOXTITE
    • Serial number 72394632
    • Registration number 948404
    • Filing date Jun 11, 1971
    • NIPPON OIL SEAL INDUSTRY CO., LTD.
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    72310794 - NOK
    • Serial number 72310794
    • Registration number 882878
    • Filing date Oct 29, 1968
    • NIPPON OIL SEAL INDUSTRY CO., LTD.
    • 17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes
  • Information Trademark

    72298031 - NOK
    • Serial number 72298031
    • Registration number 871781
    • Filing date May 13, 1968
    • NIPPON OIL SEAL INDUSTRY CO., LTD.
    • 17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes
  • Information Trademark

    72298030 - NOK
    • Serial number 72298030
    • Registration number 871780
    • Filing date May 13, 1968
    • NIPPON OIL SEAL INDUSTRY CO., LTD.
    • 17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes