Nitto Kohki Co., Ltd.

Japan


 
Total IP 269
Total IP Rank # 4,774
IP Activity Score 2.7/5.0    74
IP Activity Rank # 9,511
Stock Symbol 61510 (tse)
ISIN JP3682300003
Market Cap. 34972485180.0  (JPY)
Industry Specialty Industrial Machinery
Sector Industrials
Dominant Nice Class Machines and machine tools

Patents

Trademarks

77 25
2 6
151 7
1
 
Last Patent 2024 - Belt-type grinding tool
First Patent 1979 - Electro-magnetic fluid pump
Last Trademark 2021 - BELTON
First Trademark 1967 - JET CHISEL

Subsidiaries

1 subsidiaries without IP

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2024 Invention Pipe joint assembly. A pipe assembly includes male and female joints. The female joint includes ...
Invention Belt-type grinding tool. [Problem] To provide a belt-type grinding tool that automatically detect...
Invention Portable power tool. [Problem] To provide a portable power tool that automatically gives a notifi...
Invention Pipe coupling. [Problem] To provide a pipe coupling with which the external force required to ope...
Invention Power tool. A power tool is configured to permit a part for suppressing play of a battery and a ...
2023 Invention Belt replacement device. [Problem] To provide a belt replacement device for assisting a robot sys...
Invention Belt replacement device. [Problem] To provide a belt replacement device that executes assistance ...
Invention Pipe joint member. [Problem] To provide a pipe joint member with which an operator can more relia...
Invention Vibration isolation structure. A vibration isolation structure includes a mounting structure par...
Invention Piping member. A handle mechanism of a piping member includes an inner member turnably attached ...
Invention Diaphragm pump. Provided is a diaphragm pump in which warpage is not likely to occur in a center ...
Invention Check valve. Provided is a check valve that prevents a valve body from being damaged and scattere...
Invention Suction device for robot. [Problem] To be able to easily change the duration time of at least one...
Invention Pump. The pump has an electromagnet for reciprocating a piston, and a first casing member at lea...
Invention Air pump
2022 Invention Tool attachment unit. [Problem] To make it possible for a connection operation to be performed ea...
Invention Pipe joint. [Problem] To provide a pipe joint capable of preventing accidental rotation of a rota...
Invention Clutch mechanism and power tool. A clutch mechanism includes a first clutch plate retaining circu...
Invention Pipe coupling member. A pipe coupling member includes a coupling body defining a part of a fluid ...
Invention Piping member. [Problem] To provide a piping member that makes a shaft section of a handle mechan...
Invention Pipe joint. [Problem] To provide a pipe joint in which bending between two coupled joint members ...
2021 Invention Pipe coupling having valve element and coil spring for use therein. A coil spring is disposed in ...
G/S Metalworking machine tools; power operated tools, namely, sanders and parts thereof; power-operat...
Invention Connecting pipe. A connecting pipe has a connecting pipe portion having, at the opposite ends the...
Invention Pump installation member. A pump installation member has a first and second mutually discrete sup...
Invention Pump. [Problem] To provide a pump in which an overheat detecting element is disposed efficiently....
2020 Invention Clutch mechanism and power tool. [Problem] To provide a clutch mechanism with which it is possibl...
Invention Anti-vibration support leg member and air pump equipped with anti-vibration support leg member. [...
Invention Control circuit for electric tool, control device, and electric tool. [Problem] To provide an ele...
Invention Pipe joint member. [Problem] To provide a pipe joint member with which manufacturing cost can be ...
Invention Portable machining tool. [Problem] To provide a portable machining tool with which it is possible...
Invention Valve structure body, joint member, and tube joint. Provided is a joint member provided with a va...
Invention Pump
Invention Pump. The pump has a casing accommodating a piston and a driving part. The casing has a first cas...
Invention Tool, and control circuit and control method therefor. An electric motor-driven screwdriver inclu...
Invention Fluid apparatus and buffer tank for use therein. A fluid apparatus includes an air pump and a bu...
G/S Valves of metal and parts thereof, not being parts of machines; Couplings of metal, namely, pipe ...
Invention Portable machine tool. [Problem] To prevent a lighting device from being affected by chips even w...
Invention Battery-type electric power tool. [Problem] To provide a battery-type electric power tool configu...
Invention Pipe joint having valve and coil spring used in same. [Problem] To provide a coil spring that is ...
2019 Invention Female joint and pipe joint. The present invention prevents a locking structure for fixing a rota...
Invention Tip holding member, chamfering machine, and cutting tip. [Problem] To provide a chamfering machin...
Invention Pipe-joint size adjustment attachment. Provided is a pipe-joint size adjustment attachment capabl...
Invention Connecting pipe. [Problem] To make easier the work of connecting a connecting pipe having a conne...
Invention Member for pump installation. The purpose of the present invention is to provide a member for pum...
Invention Boring machine. [Problem] To provide a boring machine for which erroneous detection of position d...
Invention Female pipe coupling member having communication terminal. The pipe coupling member has a female ...
Invention Pipe joint. Provided is a pipe joint configured so that it is possible to maintain sealing perfor...
2017 G/S metalworking machine tools, parts and accessories thereof; [ broaching machines for metalworking,...
G/S Metalworking machines and tools, and parts and accessories thereof; metalworking machine tools, ...
G/S Broaching tools for metalworking machines; drill bits for metalworking machines; annular cutter ...
G/S Valves of metal [not machine elements]; pipe couplings of metal; flanges of metal.
G/S Metalworking machines and tools; hand-held power tools; electric screwdrivers; bits for screw dr...
2016 G/S Valves of metal, other than parts of machines; couplings of metal for metal tubes; pipe couplings...
G/S Valves of metal (not machine elements), and parts and accessories thereof; couplings of metal (e...
2015 G/S Metal valves not for machines, couplings of metal, pipe couplings of metal, flanges of metal, hin...
2012 G/S electric screwdrivers; vacuum pumps; viscounters, namely, specialized components for electric scr...
2010 G/S Metal pipe couplings
2006 G/S Rotary pumps; reciprocal pumps; rotary compressors; reciprocal compressors.
2005 G/S reciprocal pumps that use vibrating elements to transport fluids
2004 G/S Metal springs and valves not for use in machines, metal junctions for pipes, metal flanges, metal...
2001 G/S metal hardware, namely, metal hinges, metal doors, metal door cases, metal plugs, metal springs, ...
G/S Hinges of metal, door of metal, door cases of metal, plugs of metal, springs (of metal, not mach...
G/S Plugs, springs, manually operated valves, metallic junctions for pipes and flanges all made of metal
2000 G/S METAL HARDWARE, NAMELY, SPRINGS, FLANGES, KEYS, AND COTTER PINS; METAL CONTAINERS FOR THE STORAGE...
1996 G/S Grinding machines and tools, in particular sandpaper grinding machines and tools, belt grinding m...
1994 G/S rubber or vulcanized fiber valves, other than machine parts, and non-metal gaskets, all for use i...
G/S metal pipe fittings, joints, couplings, junctions and outlets; metal hose fittings and couplings;...
1987 G/S POWER TOOLS, NAMELY, PUNCHERS
G/S PORTABLE DRILL STANDS
G/S ANNULAR CUTTER FOR POWER TOOLS
G/S POWER TOOLS, NAMELY, FINISHING FILES
G/S POWER TOOLS, NAMELY, SANDERS
G/S POWER TOOLS, NAMELY, SANDERS AND BRUSHERS
G/S METAL PIPE AND HOSE COUPLINGS POWERED HAND TOOLS, NAMELY CHISELS, CLIPPERS, SAWS, PLASTIC CUTTERS...
1986 G/S Tools, drilling machines, pneumatic drills, pipe couplers, solar systems, compressors, pumps, pow...
1970 G/S VALVES AND PIPE JOINTS DRILL PRESSES; HYDRAULIC PRESSES; [ POWDERED ] * POWERED * HAND TOOLS--NAM...
G/S Metal machine tools namely drill press, screw cutting machines and tapping machines; portable too...
G/S VALVES AND JOINTS FOR PIPES DRILL PRESSES, SCREW CUTTING MACHINES, TAPPING MACHINES, PNEUMATIC DR...
1968 G/S PORTABLE, BELT-TYPE GRINDING TOOLS
1967 G/S Pneumatic tool for scale removing, rust removing, surface cleaning, scraping and peening.
G/S PNEUMATIC TOOLS FOR SCALE REMOVING, RUST REMOVING, SURFACE CLEANING, SCRAPING AND PEENING