DAI-ICHI HIGH FREQUENCY CO., LTD.

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Portable induction heating device for coating removal
- Patent number 11,839,009
- Issue date Dec 5, 2023
- DAI-ICHI High Frequency Co., Ltd.
- Hirotaka Yoshida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ni—Fe base alloy powder, and method for producing alloy coating usi...
- Patent number 11,597,009
- Issue date Mar 7, 2023
- Ebara Corporation
- Manabu Noguchi
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Ni-based thermal spraying alloy powder and method for manufacturing...
- Patent number 11,597,992
- Issue date Mar 7, 2023
- Ebara Environmental Plant Co., Ltd.
- Shigenari Hayashi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Post-heating treatment device and post-heating treatment method
- Patent number 11,365,458
- Issue date Jun 21, 2022
- DAI-ICHI High Frequency Co., Ltd.
- Kenji Sugiyama
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Post-heating treatment device and post-heating treatment method
- Patent number 11,053,565
- Issue date Jul 6, 2021
- DAI-ICHI High Frequency Co., Ltd.
- Kenji Sugiyama
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ferromagnetic-particle manufacturing apparatus
- Patent number 10,661,248
- Issue date May 26, 2020
- DAI-ICHI High Frequency Co., Ltd.
- Kotaro Hirayama
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Magnetic flux irradiation devices and components
- Patent number 10,576,297
- Issue date Mar 3, 2020
- DAI-ICHI HIGH FREQUENCY CO., LTD.
- Kotaro Hirayama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic flux irradiation devices and components
- Patent number 10,342,989
- Issue date Jul 9, 2019
- DAI-ICHI HIGH FREQUENCY CO., LTD.
- Kotaro Hirayama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Body heating device
- Patent number 8,214,053
- Issue date Jul 3, 2012
- Nanotherapy Co., Ltd.
- Kotaro Hirayama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Superheated steam generator
- Patent number 8,042,498
- Issue date Oct 25, 2011
- DAI-ICHI High Frequency Co., Ltd.
- Kotaro Hirayama
- B24 - GRINDING POLISHING
Information Patent Grant
Alloy-coated boiler part and method of welding self-fluxing alloy-c...
- Patent number 7,807,273
- Issue date Oct 5, 2010
- Dai-Ichi High Frequency Co., Ltd.
- Yoichi Matsubara
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Sludge dehydrating processor for converting sludge including organi...
- Patent number 7,513,061
- Issue date Apr 7, 2009
- DAI-ICHI High Frequency Co., Ltd.
- Kotaro Hirayama
- F26 - DRYING
Information Patent Grant
Removing method of tube
- Patent number 7,297,908
- Issue date Nov 20, 2007
- DAI-ICHI High Frequency Co., Ltd.
- Hirotaka Yoshida
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Clad pipe
- Patent number 7,169,480
- Issue date Jan 30, 2007
- DAI-ICHI High Frequency Co., Ltd.
- Yoichi Matsubara
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Inductor for heating inner-circumference of hole
- Patent number 6,778,057
- Issue date Aug 17, 2004
- DAI-ICHI High Frequency Co., Ltd.
- Tsukasa Maenosono
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Partially thick-walled elongated metallic member and methods of mak...
- Patent number 5,713,130
- Issue date Feb 3, 1998
- Daiwa House Industry Co., Ltd.
- Akira Fukuda
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
High frequency bolt heater having induction heating coil
- Patent number 5,397,876
- Issue date Mar 14, 1995
- Mitsubishi Jukogyo Kabushiki Kaishi
- Takijiro Shimamoto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Resin-bonding method
- Patent number 5,123,989
- Issue date Jun 23, 1992
- Toda Kogyo Corporation
- Nanao Horiishi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Bus bar for power supply with coolant flow passages
- Patent number 5,068,491
- Issue date Nov 26, 1991
- Doryokuro Kakunenryo Kaihatsu Jigyodan
- Yoshinori Ogata
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Anti-fouling surface structure, anti-fouling covering material and...
- Patent number 4,923,730
- Issue date May 8, 1990
- Dai-Ichi High Frequency Co. Ltd.
- Yasuyuki Taniguchi
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Apparatus for dimensional inspection of a pipe spool, or for making...
- Patent number 4,604,813
- Issue date Aug 12, 1986
- Dai-Ichi High Frequency Co., Ltd.
- Shumpei Kawanami
- G01 - MEASURING TESTING
Information Patent Grant
Method of manufacturing metallic bent pipe
- Patent number 4,479,372
- Issue date Oct 30, 1984
- Dai-Ichi High Frequency Co., Ltd.
- Yasuo Watanabe
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method and apparatus of induction heating a metallic elongated mate...
- Patent number 4,442,331
- Issue date Apr 10, 1984
- Dai Ichi High Frequency Company, Ltd.
- Yasuo Watanabe
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for bending a metal pipe
- Patent number 4,412,442
- Issue date Nov 1, 1983
- Dai-Ichi High Frequency Co., Ltd.
- Shumpei Kawanami
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD OF PERFORMING A METAL COATING PROCESS USING INDUC...
- Publication number 20220195577
- Publication date Jun 23, 2022
- DAI-ICHI HIGH FREQUENCY CO., LTD.
- Sojiro KIMURA
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
HEATER FOR COATING REMOVAL
- Publication number 20210307125
- Publication date Sep 30, 2021
- DAI-ICHI HIGH FREQUENCY CO., LTD.
- Hirotaka YOSHIDA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Ni-Fe BASE ALLOY POWDER, AND METHOD FOR PRODUCING ALLOY COATING USI...
- Publication number 20210205878
- Publication date Jul 8, 2021
- EBARA CORPORATION
- Manabu NOGUCHI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Ni-BASED THERMAL SPRAYING ALLOY POWDER AND METHOD FOR MANUFACTURING...
- Publication number 20200017949
- Publication date Jan 16, 2020
- EBARA ENVIRONMENTAL PLANT CO., LTD.
- Shigenari Hayashi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
FERROMAGNETIC-PARTICLE MANUFACTURING APPARATUS
- Publication number 20190240638
- Publication date Aug 8, 2019
- DAI-ICHI HIGH FREQUENCY CO., LTD.
- Kotaro HIRAYAMA
- B22 - CASTING POWDER METALLURGY
Information Patent Application
POST-HEATING TREATMENT DEVICE AND POST-HEATING TREATMENT METHOD
- Publication number 20190233909
- Publication date Aug 1, 2019
- DAI-ICHI HIGH FREQUENCY CO., LTD.
- Kenji SUGIYAMA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
POST-HEATING TREATMENT DEVICE AND POST-HEATING TREATMENT METHOD
- Publication number 20190233916
- Publication date Aug 1, 2019
- DAI-ICHI HIGH FREQUENCY CO., LTD.
- Kenji SUGIYAMA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
FERROMAGNETIC-PARTICLE MANUFACTURING APPARATUS
- Publication number 20190168183
- Publication date Jun 6, 2019
- DAI-ICHI HIGH FREQUENCY CO., LTD.
- Kotaro HIRAYAMA
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
FERROMAGNETIC-PARTICLE MANUFACTURING APPARATUS
- Publication number 20180133682
- Publication date May 17, 2018
- DAI-ICHI HIGH FREQUENCY CO., LTD.
- Kotaro HIRAYAMA
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
FERROMAGNETIC-PARTICLE MANUFACTURING APPARATUS
- Publication number 20160296906
- Publication date Oct 13, 2016
- DAI-ICHI HIGH FREQUENCY CO., LTD.
- Kotaro HIRAYAMA
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Body Heating Device
- Publication number 20090319010
- Publication date Dec 24, 2009
- NANOTHERAPY CO., LTD.
- Kotaro Hirayama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SUPERHEATED STEAM GENERATOR
- Publication number 20080141953
- Publication date Jun 19, 2008
- DAI-ICHI HIGH FREQUENCY CO., LTD.
- Kotaro Hirayama
- F22 - STEAM GENERATION
Information Patent Application
Sludge dehydrating processor for converting sludge including organi...
- Publication number 20070272626
- Publication date Nov 29, 2007
- DAI-ICHI HIGH FREQUENCY CO., LTD.
- Kotaro Hirayama
- F26 - DRYING
Information Patent Application
Removing method of tube
- Publication number 20050235473
- Publication date Oct 27, 2005
- DAI-ICHI HIGH FREQUENCY CO., LTD.
- Hirotaka Yoshida
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Clad pipe
- Publication number 20050166987
- Publication date Aug 4, 2005
- DAI-ICHI HIGH FREQUENCY CO., LTD.
- Yoichi Matsubara
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Inductor for heating inner-circumference of hole
- Publication number 20030067376
- Publication date Apr 10, 2003
- DAI-ICHI HIGH FREQUENCY CO., LTD.
- Tsukasa Maenosono
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Trademarklast 30 trademarks

Information Trademark
86386232 - DHF BI-MET
- Serial number 86386232
- Filing date Sep 5, 2014
- Dai-ichi High Frequency Co., Ltd.
- 11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes

DAI-ICHI HIGH FREQUENCY CO., LTD.

Organization

Patents Grantslast 30 patents

Portable induction heating device for coating removal

Ni—Fe base alloy powder, and method for producing alloy coating usi...

Ni-based thermal spraying alloy powder and method for manufacturing...

Post-heating treatment device and post-heating treatment method

Post-heating treatment device and post-heating treatment method

Ferromagnetic-particle manufacturing apparatus

Magnetic flux irradiation devices and components

Magnetic flux irradiation devices and components

Body heating device

Superheated steam generator

Alloy-coated boiler part and method of welding self-fluxing alloy-c...

Sludge dehydrating processor for converting sludge including organi...

Removing method of tube

Clad pipe

Inductor for heating inner-circumference of hole

Partially thick-walled elongated metallic member and methods of mak...

High frequency bolt heater having induction heating coil

Resin-bonding method

Bus bar for power supply with coolant flow passages

Anti-fouling surface structure, anti-fouling covering material and...

Apparatus for dimensional inspection of a pipe spool, or for making...

Method of manufacturing metallic bent pipe

Method and apparatus of induction heating a metallic elongated mate...

Method for bending a metal pipe

Patents Applicationslast 30 patents

SYSTEM AND METHOD OF PERFORMING A METAL COATING PROCESS USING INDUC...

HEATER FOR COATING REMOVAL

Ni-Fe BASE ALLOY POWDER, AND METHOD FOR PRODUCING ALLOY COATING USI...

Ni-BASED THERMAL SPRAYING ALLOY POWDER AND METHOD FOR MANUFACTURING...

FERROMAGNETIC-PARTICLE MANUFACTURING APPARATUS

POST-HEATING TREATMENT DEVICE AND POST-HEATING TREATMENT METHOD

POST-HEATING TREATMENT DEVICE AND POST-HEATING TREATMENT METHOD

FERROMAGNETIC-PARTICLE MANUFACTURING APPARATUS

FERROMAGNETIC-PARTICLE MANUFACTURING APPARATUS

FERROMAGNETIC-PARTICLE MANUFACTURING APPARATUS

Body Heating Device

SUPERHEATED STEAM GENERATOR

Sludge dehydrating processor for converting sludge including organi...

Removing method of tube

Clad pipe

Inductor for heating inner-circumference of hole

Trademarklast 30 trademarks

86386232 - DHF BI-MET