Hokkaido Electric Power Co., Inc.

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Hokkaido, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for suppressing greening
- Patent number 12,127,566
- Issue date Oct 29, 2024
- HOKKAIDO ELECTRIC POWER CO., INC.
- Kazuo Harada
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Slag monitoring device for coal gasifier and coal gasifier
- Patent number 9,239,164
- Issue date Jan 19, 2016
- Mitsubishi Hitachi Power Systems, Ltd.
- Masami Iida
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Slag-melting burner apparatus
- Patent number 8,997,665
- Issue date Apr 7, 2015
- Mitsubishi Hitachi Power Systems, Ltd.
- Shinya Hamasaki
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Method for improving residual stress in tubular body
- Patent number 8,637,784
- Issue date Jan 28, 2014
- Mitsubishi Heavy Industries, Ltd.
- Takahiro Ota
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Mercury removal system and method
- Patent number 7,871,586
- Issue date Jan 18, 2011
- Mitsubishi Heavy Industries, Ltd.
- Masahiro Harada
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Gate valve
- Patent number 7,780,143
- Issue date Aug 24, 2010
- Mitsubishi Heavy Industries, Ltd.
- Yasunari Shibata
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Process for the preparation of regular glycopeptides
- Patent number 6,602,982
- Issue date Aug 5, 2003
- Hokkaido Electric Power Company, Incorporated
- Shin-Ichiro Nishimura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Processes for producing saccharide derivatives using solid ultrastr...
- Patent number 6,512,109
- Issue date Jan 28, 2003
- Hokkaido Electric Power Company, Incorporated
- Shin-Ichiro Nishimura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Dust collecting method
- Patent number 6,228,336
- Issue date May 8, 2001
- Hokkaido Electric Power Company, Inc.
- Yasuo Katsuki
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Composite metal oxide material
- Patent number 5,998,050
- Issue date Dec 7, 1999
- International Superconductivity Technology Center
- Yasuji Yamada
- C30 - CRYSTAL GROWTH
Information Patent Grant
Process for forming a semiconductive thin film containing a junction
- Patent number 5,747,427
- Issue date May 5, 1998
- Hokkaido Electric Power Co., Inc.
- Norio Homma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for preparing an oxide superconducting tape
- Patent number 5,731,271
- Issue date Mar 24, 1998
- Mitsubishi Cable Industries, Ltd.
- Shigenori Yuhya
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of making an oxide superconducting thin film
- Patent number 5,679,625
- Issue date Oct 21, 1997
- Nippon Steel Corporation
- Wataru Ito
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of producing composite metal oxide material
- Patent number 5,627,142
- Issue date May 6, 1997
- International Superconductivity Technology Center
- Yasuji Yamada
- C30 - CRYSTAL GROWTH
Information Patent Grant
Process for treatment of exhaust gas
- Patent number 5,560,894
- Issue date Oct 1, 1996
- Hokkaido Electric Power Co., Inc.
- Tsutomu Ueno
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for depositing oxide film on metallic substrate by heat pla...
- Patent number 5,453,306
- Issue date Sep 26, 1995
- International Superconductivity Technology Center
- Noriyuki Tatsumi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Boride materials for electronic elements and method of preparing th...
- Patent number 5,376,309
- Issue date Dec 27, 1994
- International Superconductivity Technology Center
- Kazuyuki Hamada
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Process for forming thin oxide film
- Patent number 5,225,393
- Issue date Jul 6, 1993
- International Superconductivity Technology Center
- Norio Homma
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Process for forming thin oxide film
- Patent number 5,106,821
- Issue date Apr 21, 1992
- International Superconductivity Technology Center
- Norio Homma
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Process for producing hydrated and cured product of lime-gypsum-coa...
- Patent number 5,037,796
- Issue date Aug 6, 1991
- The Hokkaido Electric Power Company, Inc.
- Satoshi Kudo
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Suspension type transporter for a bolt drawing machine and position...
- Patent number 4,883,185
- Issue date Nov 28, 1989
- The Hokkaido Electric Power Co., Inc.
- Takashi Fujitani
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process for preparing desulfurizing and denitrating agents
- Patent number 4,629,721
- Issue date Dec 16, 1986
- The Hokkaido Electric Power Co., Inc.
- Tutomu Ueno
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Carbon Dioxide Absorbent, Carbon Dioxide Absorbing Facility, Carbon...
- Publication number 20240139703
- Publication date May 2, 2024
- HOKKAIDO ELECTRIC POWER COMPANY, INCORPORATED
- Shukichi HASHIDA
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR SUPPRESSING GREENING
- Publication number 20220240526
- Publication date Aug 4, 2022
- HOKKAIDO ELECTRIC POWER CO., INC.
- Kazuo Harada
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Application
GROUND FLARE
- Publication number 20110318697
- Publication date Dec 29, 2011
- MITSUBISHI HEAVY INDUSTRIES, LTD.
- Katsuhiko Yokohama
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
METHOD FOR IMPROVING RESIDUAL STRESS IN TUBULAR BODY
- Publication number 20100326974
- Publication date Dec 30, 2010
- Mitsubishi Heavy Industries, Ltd.
- Takahiro Ota
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Mercury removal system and method
- Publication number 20090304563
- Publication date Dec 10, 2009
- Mitsubishi Heavy Industries, Ltd.
- Masahiro Harada
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Gate valve
- Publication number 20090140195
- Publication date Jun 4, 2009
- Mitsubishi Heavy Industries, Ltd.
- Yasunari Shibata
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Coal gasification plant and method for operating the same
- Publication number 20080307704
- Publication date Dec 18, 2008
- CLEAN COAL POWER R&D CO., LTD.
- Yuichiro Kitagawa
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Hokkaido Electric Power Co., Inc.

Organization

Patents Grantslast 30 patents

Method for suppressing greening

Slag monitoring device for coal gasifier and coal gasifier

Slag-melting burner apparatus

Method for improving residual stress in tubular body

Mercury removal system and method

Gate valve

Process for the preparation of regular glycopeptides

Processes for producing saccharide derivatives using solid ultrastr...

Dust collecting method

Composite metal oxide material

Process for forming a semiconductive thin film containing a junction

Method for preparing an oxide superconducting tape

Method of making an oxide superconducting thin film

Method of producing composite metal oxide material

Process for treatment of exhaust gas

Process for depositing oxide film on metallic substrate by heat pla...

Boride materials for electronic elements and method of preparing th...

Process for forming thin oxide film

Process for forming thin oxide film

Process for producing hydrated and cured product of lime-gypsum-coa...

Suspension type transporter for a bolt drawing machine and position...

Process for preparing desulfurizing and denitrating agents

Patents Applicationslast 30 patents

Carbon Dioxide Absorbent, Carbon Dioxide Absorbing Facility, Carbon...

METHOD FOR SUPPRESSING GREENING

GROUND FLARE

METHOD FOR IMPROVING RESIDUAL STRESS IN TUBULAR BODY

Mercury removal system and method

Gate valve

Coal gasification plant and method for operating the same

Trademarklast 30 trademarks