Fuji Oozx Inc.

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Fujisawa-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hollow engine valve and production method thereof
- Patent number 11,982,212
- Issue date May 14, 2024
- FUJI OOZX INC.
- Takaaki Kumagai
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Valve spring retainer for an internal combustion engine and a metho...
- Patent number 8,899,200
- Issue date Dec 2, 2014
- Fuji Oozx Inc.
- Takayuki Aoki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method of joining different metal materials by friction welding
- Patent number 6,691,910
- Issue date Feb 17, 2004
- Fuji Oozx, Inc.
- Masahito Hirose
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ti alloy poppet valve and a method of manufacturing the same
- Patent number 6,623,568
- Issue date Sep 23, 2003
- Fuji Oozx Inc.
- Masahito Hirose
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Tappet for an internal combustion engine
- Patent number 6,619,251
- Issue date Sep 16, 2003
- Fuji Oozx Inc.
- Haruki Kobayashi
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Ti alloy surface treatment
- Patent number 6,592,683
- Issue date Jul 15, 2003
- Fuji Oozx Inc.
- Masahito Hirose
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Multi-valve engine
- Patent number 6,564,773
- Issue date May 20, 2003
- Fuji Oozx Inc.
- Akiyoshi Mori
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Ti alloy poppet valve and a method of manufacturing the same
- Patent number 6,511,045
- Issue date Jan 28, 2003
- Fuji Oozx Inc.
- Masahito Hirose
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Valve position detector
- Patent number 6,382,246
- Issue date May 7, 2002
- Fuji Oozx, Inc.
- Akiyoshi Mori
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Method of manufacturing a Ti alloy poppet value
- Patent number 6,354,001
- Issue date Mar 12, 2002
- Fuji Oozx Inc.
- Hiroaki Asanuma
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Valve spring retainer and a valve operating mechanism
- Patent number 6,341,588
- Issue date Jan 29, 2002
- Fuji Oozx, Inc.
- Haruki Kobayashi
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Valve operating mechanism of an internal combustion engine
- Patent number 6,338,325
- Issue date Jan 15, 2002
- Fuji Oozx, Inc.
- Haruki Kobayashi
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Valve spring retainer and a valve operating mechanism
- Patent number 6,311,661
- Issue date Nov 6, 2001
- Fuji Oozx Inc.
- Haruki Kobayashi
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Method of hardening a valve face of a poppet valve
- Patent number 6,295,731
- Issue date Oct 2, 2001
- Fuji Oozx Inc.
- Kazuhiro Yamakawa
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Valve spring retainer and a valve operating mechanism
- Patent number 6,293,240
- Issue date Sep 25, 2001
- Fuji Oozx Inc.
- Haruki Kobayashi
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Valve position detector
- Patent number 6,293,303
- Issue date Sep 25, 2001
- Fuji Oozx Corporation
- Akiyoshi Mori
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Method of manufacturing tappet in an internal combustion engine
- Patent number 6,209,197
- Issue date Apr 3, 2001
- Fuji Oozx, Inc.
- Akiyoshi Mori
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Al alloy poppet valve
- Patent number 6,186,478
- Issue date Feb 13, 2001
- Fuji Oozx, Inc.
- Akihiro Hamada
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Ti alloy poppet valve and surface treatment thereof
- Patent number 6,131,603
- Issue date Oct 17, 2000
- Fuji Oozx Inc.
- Yuji Takano
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of manufacturing a tappet
- Patent number 6,073,345
- Issue date Jun 13, 2000
- Fuji Oozx, Inc.
- Akiyoshi Mori
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Al or Al alloy poppet valve and a method of manufacturing the same
- Patent number 6,073,912
- Issue date Jun 13, 2000
- Fuji Oozx Inc.
- Akiyoshi Mori
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Tappet made of light metal and a method of manufacturing the same
- Patent number 6,044,552
- Issue date Apr 4, 2000
- Fuji Oozx Inc.
- Akiyoshi Mori
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Valve spring in an internal combustion engine
- Patent number 5,992,363
- Issue date Nov 30, 1999
- Fuji Oozx, Inc.
- Nobuo Hara
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Method of controlling an electric valve drive device and a control...
- Patent number 5,988,123
- Issue date Nov 23, 1999
- Fuji Oozx, Inc.
- Noriomi Miyoshi
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Electric valve drive device in an internal combustion engine
- Patent number 5,983,847
- Issue date Nov 16, 1999
- Fuji Oozx Inc.
- Noriomi Miyoshi
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Method of manufacturing a wear resistant cylinder
- Patent number 5,970,613
- Issue date Oct 26, 1999
- Fuji Oozx Inc.
- Akiyoshi Mori
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Tappet in an internal combustion engine and a method of manufacturi...
- Patent number 5,943,990
- Issue date Aug 31, 1999
- Fuji Oozx, Inc.
- Akiyoshi Mori
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Aluminum alloy valve spring retainer and method of making same
- Patent number 5,901,728
- Issue date May 11, 1999
- Fuji Oozx, Inc.
- Nobuo Hara
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Method of increasing heat transfer of a fitted material of a cylind...
- Patent number 5,899,185
- Issue date May 4, 1999
- Fuji Oozx Inc.
- Kizuku Ohtsubo
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Valve spring in an internal combustion engine
- Patent number 5,884,596
- Issue date Mar 23, 1999
- Fuji Oozx, Inc.
- Nobuo Hara
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

Information Patent Application
HOLLOW ENGINE VALVE AND PRODUCTION METHOD THEREOF
- Publication number 20230358151
- Publication date Nov 9, 2023
- FUJI OOZX Inc.
- Takaaki KUMAGAI
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
ENGINE VALVE AND MANUFACTURING METHOD THEREFOR
- Publication number 20230167755
- Publication date Jun 1, 2023
- FUJI OOZX Inc.
- Takahiro TSUCHIYA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD OF CHARGING A HOLLOW VALVE WITH METALLIC SODIUM AND AN APPAR...
- Publication number 20160279746
- Publication date Sep 29, 2016
- FUJI OOZX INC.
- Takashi MISHIMA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
VALVE SPRING RETAINER FOR AN INTERNAL COMBUSTION ENGINE AND A METHO...
- Publication number 20120132841
- Publication date May 31, 2012
- FUJI OOZX INC.
- Takayuki Aoki
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Tappet for an internal combustion engine
- Publication number 20030041825
- Publication date Mar 6, 2003
- Fuji Oozx Inc.
- Haruki Kobayashi
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Method of strengthening Ti alloy
- Publication number 20030041922
- Publication date Mar 6, 2003
- Fuji Oozx Inc.
- Masahito Hirose
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Method of joining different metal materials by friction welding
- Publication number 20030015570
- Publication date Jan 23, 2003
- Fuji Oozx, Inc.
- Masahito Hirose
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Valve operating mechanism of an internal combustion engine
- Publication number 20020035979
- Publication date Mar 28, 2002
- Fuji Oozx, Inc.
- Haruki Kobayashi
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Valve position detector
- Publication number 20010042566
- Publication date Nov 22, 2001
- Fuji Oozx, Inc.
- Akiyoshi Mori
- G01 - MEASURING TESTING

Trademarklast 30 trademarks

Information Trademark
74292576 - OOZX
- Serial number 74292576
- Registration number 1875807
- Filing date Jul 9, 1992
- FUJI VALVE CO., LTD.
- 7 - Machines and machine tools

Fuji Oozx Inc.

Organization

Patents Grantslast 30 patents

Hollow engine valve and production method thereof

Valve spring retainer for an internal combustion engine and a metho...

Method of joining different metal materials by friction welding

Ti alloy poppet valve and a method of manufacturing the same

Tappet for an internal combustion engine

Ti alloy surface treatment

Multi-valve engine

Ti alloy poppet valve and a method of manufacturing the same

Valve position detector

Method of manufacturing a Ti alloy poppet value

Valve spring retainer and a valve operating mechanism

Valve operating mechanism of an internal combustion engine

Valve spring retainer and a valve operating mechanism

Method of hardening a valve face of a poppet valve

Valve spring retainer and a valve operating mechanism

Valve position detector

Method of manufacturing tappet in an internal combustion engine

Al alloy poppet valve

Ti alloy poppet valve and surface treatment thereof

Method of manufacturing a tappet

Al or Al alloy poppet valve and a method of manufacturing the same

Tappet made of light metal and a method of manufacturing the same

Valve spring in an internal combustion engine

Method of controlling an electric valve drive device and a control...

Electric valve drive device in an internal combustion engine

Method of manufacturing a wear resistant cylinder

Tappet in an internal combustion engine and a method of manufacturi...

Aluminum alloy valve spring retainer and method of making same

Method of increasing heat transfer of a fitted material of a cylind...

Valve spring in an internal combustion engine

Patents Applicationslast 30 patents

HOLLOW ENGINE VALVE AND PRODUCTION METHOD THEREOF

ENGINE VALVE AND MANUFACTURING METHOD THEREFOR

METHOD OF CHARGING A HOLLOW VALVE WITH METALLIC SODIUM AND AN APPAR...

VALVE SPRING RETAINER FOR AN INTERNAL COMBUSTION ENGINE AND A METHO...

Tappet for an internal combustion engine

Method of strengthening Ti alloy

Method of joining different metal materials by friction welding

Valve operating mechanism of an internal combustion engine

Valve position detector

Trademarklast 30 trademarks

74292576 - OOZX