Nittan Valve Co., Ltd.

Japan

 
Total IP 133
Total IP Rank # 9,792
IP Activity Score 1.4/5.0    5
IP Activity Rank # 196,327
Stock Symbol 64930 (tse)
ISIN JP3680000001
Market Cap. 7911228780.0  (JPY)
Industry Auto Parts
Sector Consumer Cyclical

Patents

Trademarks

10 0
0 0
123 0
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Last Patent 2021 - Method for manufacturing engine ...
First Patent 1983 - Hydraulic lash adjustor in a val...

Latest Inventions, Goods, Services

2020 Invention Wastegate valve. A wastegate valve may be formed such that the overall shape thereof is approxim...
Invention Multirow ball bearing and manufacturing method therefor. Embodiments of the present invention ma...
Invention Method for manufacturing engine poppet valve. This method is for manufacturing an engine poppet v...
2019 Invention Reduction gear. A reduction gear W1 reduces the rotation speed input to an input shaft 1 and outp...
Invention Electric power steering device. Provided is an electric power steering device in which a rotation...
Invention Electric power steering device. Provided is an electric power steering device that can be mounted...
Invention Structure for assembling rolling roller to piston rod. Provided is a structure for assembling a r...
2018 Invention Method for manufacturing engine poppet valve. Provided is a method for manufacturing an engine po...
Invention Method of manufacturing intermediate product with engine valve boss portion. Provided is a method...
Invention Hollow single-phase induction motor. A hollow low-current single-phase induction motor capable of...
Invention Direct-acting valve lifter of internal combustion engine. A valve lifter with a variable lift mec...
Invention Waste gate valve. The present invention provides a waste gate valve that is capable of reducing c...
Invention Hollow exhaust poppet valve. Provided is a hollow exhaust poppet valve that has a simple structur...
Invention Valve for internal combustion engines. Provided is a valve for internal combustion engines, which...
2017 Invention Multi-row ball bearing and manufacturing method therefor. Provided are a multi-row ball bearing a...
Invention Valve mechanism and mechanical lash adjuster. A valve mechanism is provided with a cam, a valve ...
Invention Valvetrain and mechanical lash adjuster. Provided are a valvetrain and a mechanical lash adjuster...
2016 Invention Wastegate valve. A wastegate valve includes a valve, an arm member, and a stopper. The valve has...
Invention Waste gate valve. A waste gate valve 6 has a valve 7, an arm member 8, and a stopper 9. The valve...
Invention Mechanical lash adjuster. Provided is a lash adjuster with a small number of parts. A lash adjust...
Invention Machining apparatus, method for using machining apparatus and chuck device. Provided are: a machi...
Invention Internal combustion engine component and method for manufacturing same. [Problem] To provide an i...
Invention Bar material transfer method and conveyor. [Object] To provide a bar material transfer method of...
Invention Cylinder head and engine. [Problem] To strike a balance in the relationship between the component...
Invention Friction welding method and friction welding device. Provided is a friction welding method capabl...
Invention Mechanical lash adjuster. Provided is a mechanical lash adjuster including a plunger, a housing p...
Invention Mechanical lash adjuster. Provided is a lash adjuster that can automatically adjust a valve clear...
Invention Variable phase device for vehicular engine. The purpose of the present invention is to provide a ...
Invention Hollow single-phase induction motor. Provided is a hollow induction motor capable of self-startin...
Invention Cutting device and cutting edge. Provided are a cutting device and a cutting edge that, when cutt...
Invention Method for purifying metallic sodium. Metallic sodium sealed in an engine valve for use in an int...
Invention Method for filling with metallic sodium. In this method for filling with metallic sodium, a shaft...
Invention Method of machining screw. A method of machining a screw is provided that is capable of preventin...
Invention Screw machining method. Provided is a screw machining method which is capable of inhibiting the f...
2015 Invention ≥≥reduction gear. Provided is a reduction gear that achieves a desired reduction gear ratio even ...
Invention Cooling method and device for forging valve. Provided are a cooling method and device for a forgi...
Invention Method for supplying inert gas into poppet valve intermediate and device for supplying inert gas ...
Invention Torque transmission device. Provided is a torque transmission device capable of achieving as much...
Invention Flaw inspection method and device for engine valve shaft connection part. A flaw inspection metho...
Invention Internal combustion engine component and producing method therefor. Provided is an internal comb...
Invention Internal combustion engine component and production method therefor. [Problem] To provide an inte...
Invention Method for extracting high viscosity substance and device for extracting high viscosity substance...
Invention Variable phase device for automobile engine. Provided is a variable phase device which is for an ...
Invention Hydraulic lash adjuster. In a lash adjuster used for a valve operating mechanism of an internal c...
2014 Invention Mechanical lash adjuster and method for manufacturing mechanical lash adjuster. The invention rel...
Invention Internal combustion engine with power-generating member. [Problems to be solved] The present inv...
Invention Poppet valve. Provided is a poppet valve capable of realizing maximum. combustion efficiency all...
2013 Invention Internal combustion engine with power-generating member. [Problems to be solved] There is known ...
Invention Hydraulic lash adjuster. The invention provides a hydraulic lash adjuster equipped with a cost ef...