FDK Corporation

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Tokyo, JP

Organizations

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Patents Grantslast 30 patents

Information Patent Grant
Alkaline battery and method of producing negative electrode gel for...
- Patent number 12,218,340
- Issue date Feb 4, 2025
- FDK Corporation
- Yuya Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Battery and manufacturing method thereof
- Patent number 12,191,526
- Issue date Jan 7, 2025
- FDK Corporation
- Yuya Iida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrode for alkaline secondary battery and alkaline secondary bat...
- Patent number 12,183,894
- Issue date Dec 31, 2024
- FDK Corporation
- Akira Saguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
All-solid-state battery
- Patent number 12,132,165
- Issue date Oct 29, 2024
- FDK Corporation
- Shinzo Fujii
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Control unit, battery pack, and power supply device
- Patent number 12,119,698
- Issue date Oct 15, 2024
- FDK Corporation
- Shunichiro Sugimori
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Positive electrode for alkali secondary battery, and alkali seconda...
- Patent number 12,021,222
- Issue date Jun 25, 2024
- FDK Corporation
- Yuya Tanimoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Positive electrode for alkali secondary battery and alkali secondar...
- Patent number 12,021,223
- Issue date Jun 25, 2024
- FDK Corporation
- Tetsuya Yamane
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Backup power supply device
- Patent number 11,996,730
- Issue date May 28, 2024
- FDK Corporation
- Katsuhiko Tamaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Battery tray
- Patent number D1022909
- Issue date Apr 16, 2024
- FDK Corporation
- Takashi Hirabayashi
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Backup power supply device and method for charging and discharging...
- Patent number 11,955,834
- Issue date Apr 9, 2024
- FDK Corporation
- Shunichiro Sugimori
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Battery polarity determination circuit, charger, and electronic device
- Patent number 11,936,223
- Issue date Mar 19, 2024
- FDK Corporation
- Kenji Kitamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Battery packaging container
- Patent number 11,932,466
- Issue date Mar 19, 2024
- FDK Corporation
- Takuro Ito
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Charging device
- Patent number 11,901,761
- Issue date Feb 13, 2024
- FDK Corporation
- Masatsuru Miyazaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Alkaline battery
- Patent number 11,888,163
- Issue date Jan 30, 2024
- FDK Corporation
- Takuro Manabe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Battery charger
- Patent number D1012017
- Issue date Jan 23, 2024
- FDK Corporation
- Takashi Kanou
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Alkaline storage battery and method for manufacturing the alkaline...
- Patent number 11,876,186
- Issue date Jan 16, 2024
- FDK Corporation
- Akira Saguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Hydrogen absorbing alloy, negative electrode comprising same and ni...
- Patent number 11,817,573
- Issue date Nov 14, 2023
- FDK Corporation
- Shota Ohata
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Charging device that can optimize charging current of a secondary b...
- Patent number 11,817,735
- Issue date Nov 14, 2023
- FDK Corporation
- Tomoki Onaka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Catalyst for air electrode, air electrode including catalyst for ai...
- Patent number 11,811,069
- Issue date Nov 7, 2023
- FDK Corporation
- Minori Inoue
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Backup power storage system with removable secondary battery, and m...
- Patent number 11,777,333
- Issue date Oct 3, 2023
- FDK Corporation
- Yosuke Saito
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Battery module
- Patent number 11,742,545
- Issue date Aug 29, 2023
- FDK Corporation
- Yunosuke Fukuda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Charger and charging method
- Patent number 11,742,685
- Issue date Aug 29, 2023
- FDK Corporation
- Takashi Kanou
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Sealing gasket for cylindrical alkaline battery and cylindrical alk...
- Patent number 11,594,740
- Issue date Feb 28, 2023
- FDK Corporation
- Tatsuya Yamazaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thin-type battery
- Patent number 11,509,012
- Issue date Nov 22, 2022
- FDK Corporation
- Ayano Uemura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Battery case
- Patent number 11,502,367
- Issue date Nov 15, 2022
- FDK Corporation
- Yunosuke Fukuda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Air electrode catalyst for air secondary battery and air secondary...
- Patent number 11,495,804
- Issue date Nov 8, 2022
- FDK Corporation
- Shohei Unoki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing battery electrode material
- Patent number 11,404,691
- Issue date Aug 2, 2022
- FDK Corporation
- Yuki Ochiai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of making alkaline battery with gap between pellets
- Patent number 11,387,496
- Issue date Jul 12, 2022
- FDK Corporation
- Takahiro Endo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Automatic charger
- Patent number 11,387,660
- Issue date Jul 12, 2022
- FDK Corporation
- Takashi Kanou
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Negative electrode for nickel metal hydride secondary battery, meth...
- Patent number 11,355,753
- Issue date Jun 7, 2022
- FDK Corporation
- Jun Ishida
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
BATTERY
- Publication number 20250046793
- Publication date Feb 6, 2025
- FDK CORPORATION
- Hidenori TSUZUKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
AIR BATTERY MODULE
- Publication number 20240332677
- Publication date Oct 3, 2024
- FDK CORPORATION
- Yoshiyuki Ogihara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ZINC SECONDARY BATTERY
- Publication number 20240332636
- Publication date Oct 3, 2024
- FDK CORPORATION
- Satoshi Murase
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEALING BODY FOR CYLINDRICAL STORAGE BATTERY AND CYLINDRICAL STORAG...
- Publication number 20240313333
- Publication date Sep 19, 2024
- FDK CORPORATION
- Yusuke FUKUDA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SOLID-STATE BATTERY AND SOLID-STATE BATTERY MANUFACTURING METHOD
- Publication number 20240283031
- Publication date Aug 22, 2024
- FDK CORPORATION
- Yoichiro KAWANO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POWER SUPPLY SYSTEM AND ELECTRICITY STORAGE DEVICE
- Publication number 20240243572
- Publication date Jul 18, 2024
- FDK CORPORATION
- Kunihisa Sekiguchi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BATTERY VOLTAGE EQUALIZATION DEVICE
- Publication number 20240217393
- Publication date Jul 4, 2024
- FDK CORPORATION
- Kenji Hamada
- B60 - VEHICLES IN GENERAL
Information Patent Application
NEGATIVE ELECTRODE FOR ZINC BATTERY AND METHOD FOR MANUFACTURING SAME
- Publication number 20240194863
- Publication date Jun 13, 2024
- FDK CORPORATION
- Soma Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BACKUP POWER SUPPLY DEVICE
- Publication number 20240128747
- Publication date Apr 18, 2024
- FDK CORPORATION
- Kenji KITAMURA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD OF ESTIMATING LIFE OF NICKEL-METAL HYDRIDE BATTERY
- Publication number 20240118348
- Publication date Apr 11, 2024
- FDK CORPORATION
- Tetsuya Yamane
- G01 - MEASURING TESTING
Information Patent Application
POWER SUPPLY DEVICE
- Publication number 20240055886
- Publication date Feb 15, 2024
- FDK CORPORATION
- Kiyotaka KUMAMOTO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POSITIVE ELECTRODE FOR ALKALINE SECONDARY BATTERY AND ALKALINE SECO...
- Publication number 20230411622
- Publication date Dec 21, 2023
- FDK CORPORATION
- Yuya Tanimoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BATTERY PACKAGE
- Publication number 20230402696
- Publication date Dec 14, 2023
- FDK CORPORATION
- Takuro Ito
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POWER STORAGE CONTROL APPARATUS, POWER STORAGE APPARATUS, REMAINING...
- Publication number 20230393201
- Publication date Dec 7, 2023
- FDK CORPORATION
- Shunichiro Sugimori
- G01 - MEASURING TESTING
Information Patent Application
SOLID-STATE BATTERY AND SOLID-STATE BATTERY MANUFACTURING METHOD
- Publication number 20230369688
- Publication date Nov 16, 2023
- FDK CORPORATION
- Akihiro MITANI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NICKEL ELECTRODE FOR ALKALINE SECONDARY BATTERY AND ALKALINE SECOND...
- Publication number 20230343927
- Publication date Oct 26, 2023
- FDK CORPORATION
- Syouhei Unoki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SOLID-STATE BATTERY, SOLID-STATE BATTERY MANUFACTURING METHOD, AND...
- Publication number 20230307715
- Publication date Sep 28, 2023
- FDK CORPORATION
- Masakazu KOBAYASHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BACKUP POWER SUPPLY APPARATUS AND BACKUP POWER SUPPLY APPARATUS CON...
- Publication number 20230307943
- Publication date Sep 28, 2023
- FDK CORPORATION
- Masato KATO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BACKUP POWER SUPPLY DEVICE AND METHOD FOR CONTROLLING BACKUP POWER...
- Publication number 20230246478
- Publication date Aug 3, 2023
- FDK CORPORATION
- Katsuhiko Tamaki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BACKUP POWER SUPPLY DEVICE
- Publication number 20230238824
- Publication date Jul 27, 2023
- FDK CORPORATION
- Katsuhiko Tamaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PRODUCTION METHOD OF LITHIUM COBALT PYROPHOSPHATE, AND PRODUCTION M...
- Publication number 20230216048
- Publication date Jul 6, 2023
- FDK CORPORATION
- Juji KATO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
UNINTERRUPTIBLE POWER SUPPLY DEVICE
- Publication number 20230216334
- Publication date Jul 6, 2023
- FDK CORPORATION
- Naoaki Konda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BACKUP POWER SUPPLY DEVICE AND METHOD FOR CHARGING AND DISCHARGING...
- Publication number 20230163624
- Publication date May 25, 2023
- FDK CORPORATION
- Shunichiro Sugimori
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BATTERY BANK UNIT, REMAINING CHARGE TIME CALCULATION METHOD, AND RE...
- Publication number 20230144462
- Publication date May 11, 2023
- FDK CORPORATION
- Shun MOCHIZUKI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BATTERY BANK UNIT, REMAINING CHARGE TIME CALCULATION METHOD, AND RE...
- Publication number 20230141602
- Publication date May 11, 2023
- FDK CORPORATION
- Katsuhiko TAMAKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CHARGING METHOD AND BACKUP POWER SUPPLY DEVICE
- Publication number 20230133960
- Publication date May 4, 2023
- FDK CORPORATION
- Shun Mochizuki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
NON-AQUEOUS ELECTROLYTE BATTERY
- Publication number 20230137964
- Publication date May 4, 2023
- FDK CORPORATION
- Junki YAMAMOTO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BATTERY PACK, CHARGING SYSTEM, AND METHOD FOR CHARGING BATTERY PACK
- Publication number 20230118126
- Publication date Apr 20, 2023
- FDK CORPORATION
- Yasunari Mizoguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BATTERY PACK
- Publication number 20230118823
- Publication date Apr 20, 2023
- FDK CORPORATION
- Yusuke Kusagaya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ALKALINE STORAGE BATTERY
- Publication number 20230112329
- Publication date Apr 13, 2023
- FDK CORPORATION
- Masaru Takasu
- H01 - BASIC ELECTRIC ELEMENTS

Trademarklast 30 trademarks

Information Trademark
97202532
- Serial number 97202532
- Registration number 7118255
- Filing date Jan 4, 2022
- FDK Corporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
79287539 - SOLICELL
- Serial number 79287539
- Registration number 6624167
- Filing date Mar 30, 2020
- FDK CORPORATION
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
79287379 - H-ION
- Serial number 79287379
- Filing date Mar 30, 2020
- FDK CORPORATION
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
79197396 - MEGA TWICELL
- Serial number 79197396
- Registration number 5303870
- Filing date Mar 31, 2016
- FDK CORPORATION
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
79148068
- Serial number 79148068
- Registration number 4733693
- Filing date Dec 24, 2013
- FDK CORPORATION
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
77300899 - BUY GREEN STAY GREEN
- Serial number 77300899
- Registration number 3584150
- Filing date Oct 10, 2007
- FDK Kabushiki Kaisha
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
79013467 - RANDOM STREAMER
- Serial number 79013467
- Filing date Dec 28, 2004
- FDK KABUSHIKI KAISHA (also trading as FDK Corporation)
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75760906
- Serial number 75760906
- Registration number 2456254
- Filing date Jul 26, 1999
- FUJI DENKI KAGAKU KABUSHIKI KAISHA
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75635183 - FUJI NOVEL
- Serial number 75635183
- Registration number 2527967
- Filing date Feb 5, 1999
- FUJI DENKI KAGAKU KABUSHIKI KAISHA
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments

FDK Corporation

Organization

Patents Grantslast 30 patents

Alkaline battery and method of producing negative electrode gel for...

Battery and manufacturing method thereof

Electrode for alkaline secondary battery and alkaline secondary bat...

All-solid-state battery

Control unit, battery pack, and power supply device

Positive electrode for alkali secondary battery, and alkali seconda...

Positive electrode for alkali secondary battery and alkali secondar...

Backup power supply device

Battery tray

Backup power supply device and method for charging and discharging...

Battery polarity determination circuit, charger, and electronic device

Battery packaging container

Charging device

Alkaline battery

Battery charger

Alkaline storage battery and method for manufacturing the alkaline...

Hydrogen absorbing alloy, negative electrode comprising same and ni...

Charging device that can optimize charging current of a secondary b...

Catalyst for air electrode, air electrode including catalyst for ai...

Backup power storage system with removable secondary battery, and m...

Battery module

Charger and charging method

Sealing gasket for cylindrical alkaline battery and cylindrical alk...

Thin-type battery

Battery case

Air electrode catalyst for air secondary battery and air secondary...

Method of manufacturing battery electrode material

Method of making alkaline battery with gap between pellets

Automatic charger

Negative electrode for nickel metal hydride secondary battery, meth...

Patents Applicationslast 30 patents

BATTERY

AIR BATTERY MODULE

ZINC SECONDARY BATTERY

SEALING BODY FOR CYLINDRICAL STORAGE BATTERY AND CYLINDRICAL STORAG...

SOLID-STATE BATTERY AND SOLID-STATE BATTERY MANUFACTURING METHOD

POWER SUPPLY SYSTEM AND ELECTRICITY STORAGE DEVICE

BATTERY VOLTAGE EQUALIZATION DEVICE

NEGATIVE ELECTRODE FOR ZINC BATTERY AND METHOD FOR MANUFACTURING SAME

BACKUP POWER SUPPLY DEVICE

METHOD OF ESTIMATING LIFE OF NICKEL-METAL HYDRIDE BATTERY

POWER SUPPLY DEVICE

POSITIVE ELECTRODE FOR ALKALINE SECONDARY BATTERY AND ALKALINE SECO...

BATTERY PACKAGE

POWER STORAGE CONTROL APPARATUS, POWER STORAGE APPARATUS, REMAINING...

SOLID-STATE BATTERY AND SOLID-STATE BATTERY MANUFACTURING METHOD

NICKEL ELECTRODE FOR ALKALINE SECONDARY BATTERY AND ALKALINE SECOND...

SOLID-STATE BATTERY, SOLID-STATE BATTERY MANUFACTURING METHOD, AND...

BACKUP POWER SUPPLY APPARATUS AND BACKUP POWER SUPPLY APPARATUS CON...

BACKUP POWER SUPPLY DEVICE AND METHOD FOR CONTROLLING BACKUP POWER...

BACKUP POWER SUPPLY DEVICE

PRODUCTION METHOD OF LITHIUM COBALT PYROPHOSPHATE, AND PRODUCTION M...

UNINTERRUPTIBLE POWER SUPPLY DEVICE

BACKUP POWER SUPPLY DEVICE AND METHOD FOR CHARGING AND DISCHARGING...

BATTERY BANK UNIT, REMAINING CHARGE TIME CALCULATION METHOD, AND RE...

BATTERY BANK UNIT, REMAINING CHARGE TIME CALCULATION METHOD, AND RE...

CHARGING METHOD AND BACKUP POWER SUPPLY DEVICE

NON-AQUEOUS ELECTROLYTE BATTERY

BATTERY PACK, CHARGING SYSTEM, AND METHOD FOR CHARGING BATTERY PACK

BATTERY PACK

ALKALINE STORAGE BATTERY

Trademarklast 30 trademarks

97202532

79287539 - SOLICELL

79287379 - H-ION

79197396 - MEGA TWICELL

79148068

77300899 - BUY GREEN STAY GREEN

79013467 - RANDOM STREAMER

75760906

75635183 - FUJI NOVEL