Hiroaki Nasu

Person

Gifu, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Spark plug
- Patent number 9,130,355
- Issue date Sep 8, 2015
- NGK Spark Plug Co., Ltd.
- Kazuhiro Kodama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Spark plug
- Patent number 8,946,976
- Issue date Feb 3, 2015
- NGK Spark Plug Co., Ltd.
- Kazuhiro Kodama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Spark plug, and main metal fitting for spark plug
- Patent number 8,853,927
- Issue date Oct 7, 2014
- NGK Spark Plug Co., Ltd.
- Hiroaki Nasu
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Spark plug and metal shell for spark plug
- Patent number 8,742,653
- Issue date Jun 3, 2014
- NGK Spark Plug Co., Ltd.
- Kazuhiro Kodama
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Spark plug having stress corrosion cracking resistance
- Patent number 8,716,924
- Issue date May 6, 2014
- NGK Spark Plug Co., Ltd.
- Hiroaki Nasu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Spark plug and method of manufacturing the same
- Patent number 8,704,434
- Issue date Apr 22, 2014
- NGK Spark Plug Co., Ltd.
- Kenji Moritani
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Spark plug for internal combustion engine and manufacturing method...
- Patent number 8,692,447
- Issue date Apr 8, 2014
- NGK Spark Plug Co., Ltd.
- Toru Nakamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Spark plug having a novel nickel coating for the metal shell
- Patent number 8,593,046
- Issue date Nov 26, 2013
- NGK Spark Plug Co., Ltd.
- Kazuhiro Kodama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Spark plug, metal shell for spark plug, and method of manufacturing...
- Patent number 8,421,324
- Issue date Apr 16, 2013
- NGK Spark Plug Co., Ltd.
- Hiroaki Nasu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Glow plug and spark plug, and manufacturing method therefor
- Patent number 7,122,947
- Issue date Oct 17, 2006
- NGK Spark Plug Co., Ltd.
- Hiroaki Nasu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Process for treating chromate waste liquid
- Patent number 6,846,416
- Issue date Jan 25, 2005
- NGK Spark Plug Co., Ltd.
- Hiroaki Nasu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Chromate film-containing plug metal component and method for produc...
- Patent number 6,838,809
- Issue date Jan 4, 2005
- NGK Spark Plug Co., Ltd.
- Hiroaki Nasu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Glow plug and spark plug, and manufacturing method therefor
- Patent number 6,791,245
- Issue date Sep 14, 2004
- NGK Spark Plug Co., Ltd.
- Hiroaki Nasu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Spark plug and producing method therefor
- Patent number 6,768,249
- Issue date Jul 27, 2004
- NGK Spark Plug Co., Ltd.
- Hiroaki Nasu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for manufacturing spark plug and caulking metallic mold
- Patent number 6,688,932
- Issue date Feb 10, 2004
- NGK Spark Plug Co. Ltd.
- Hiroaki Nasu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Metal member with chromate coat, spark plug with chromate coat and...
- Patent number 6,538,365
- Issue date Mar 25, 2003
- NGK Spark Plug Co., Ltd.
- Hiroaki Nasu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Spark plug with iridium-based alloy chip
- Patent number 6,528,929
- Issue date Mar 4, 2003
- NGK Spark Plug Co., Ltd.
- Wataru Matsutani
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Glow plug and spark plug, and manufacturing method therefor
- Patent number 6,437,493
- Issue date Aug 20, 2002
- NGK Spark Plug Co., Ltd.
- Hiroaki Nasu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Spark plug with specific metal shell coating
- Patent number 6,236,148
- Issue date May 22, 2001
- NGK Spark Plug Co., Ltd.
- Hiroaki Nasu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Spark plug having a multi-layered electrode
- Patent number 6,121,719
- Issue date Sep 19, 2000
- NGK Spark Plug Co., Ltd.
- Wataru Matsutani
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SPARK PLUG
- Publication number 20140117833
- Publication date May 1, 2014
- NGK SPARK PLUG CO., LTD.
- Kazuhiro Kodama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SPARK PLUG AND METHOD OF MANUFACTURING THE SAME
- Publication number 20130334954
- Publication date Dec 19, 2013
- Kenji Moritani
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SPARK PLUG
- Publication number 20130249380
- Publication date Sep 26, 2013
- NGK SPARK PLUG CO., LTD.
- Kazuhiro Kodama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SPARK PLUG
- Publication number 20130214669
- Publication date Aug 22, 2013
- NGK Spark Plug Co., Ltd.
- Kazuhiro Kodama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SPARK PLUG AND METAL SHELL FOR SPARK PLUG
- Publication number 20130175917
- Publication date Jul 11, 2013
- NGK SPARK PLUG CO., LTD.
- Kazuhiro Kodama
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
SPARK PLUG
- Publication number 20130154468
- Publication date Jun 20, 2013
- Hiroaki Nasu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SPARK PLUG, AND MAIN METAL FITTING FOR SPARK PLUG
- Publication number 20130134858
- Publication date May 30, 2013
- NGK SPARK PLUG CO., LTD.
- Hiroaki Nasu
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
SPARK PLUG, METAL SHELL FOR SPARK PLUG, AND METHOD OF MANUFACTURING...
- Publication number 20130002120
- Publication date Jan 3, 2013
- NGK Spark Plug Co., Ltd.
- Hiroaki Nasu
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
SPARK PLUG FOR INTERNAL COMBUSTION ENGINE AND MANUFACTURING METHOD...
- Publication number 20100259154
- Publication date Oct 14, 2010
- NGK SPARK PLUG CO., LTD.
- Toru Nakamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Glow plug and spark plug, and manufacturing method therefor
- Publication number 20040183419
- Publication date Sep 23, 2004
- NGK SPARK PLUG CO., LTD.
- Hiroaki Nasu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Chromate film-containing plug metal component and method for produc...
- Publication number 20030214208
- Publication date Nov 20, 2003
- NGK SPARK PLUG CO., LTD.
- Hiroaki Nasu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Method for manufactoring spark plug and caulking metallic mold
- Publication number 20020193033
- Publication date Dec 19, 2002
- NGK SPARK PLUG CO., LTD.
- Hiroaki Nasu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Glow plug and spark plug, and manufacturing method therefor
- Publication number 20020163286
- Publication date Nov 7, 2002
- NGK SPARK PLUG CO., LTD.
- Hiroaki Nasu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Process for treating chromate waste liquid
- Publication number 20020033368
- Publication date Mar 21, 2002
- NGK SPARK PLUG CO., LTD.
- Hiroaki Nasu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Metal member with chromate coat, spark plug with chromate coat and...
- Publication number 20010050522
- Publication date Dec 13, 2001
- Hiroaki Nasu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Glow plug and spark plug, and manufacturing method therefor
- Publication number 20010017293
- Publication date Aug 30, 2001
- Hiroaki Nasu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Hiroaki Nasu

Person

Patents Grantslast 30 patents

Spark plug

Spark plug

Spark plug, and main metal fitting for spark plug

Spark plug and metal shell for spark plug

Spark plug having stress corrosion cracking resistance

Spark plug and method of manufacturing the same

Spark plug for internal combustion engine and manufacturing method...

Spark plug having a novel nickel coating for the metal shell

Spark plug, metal shell for spark plug, and method of manufacturing...

Glow plug and spark plug, and manufacturing method therefor

Process for treating chromate waste liquid

Chromate film-containing plug metal component and method for produc...

Glow plug and spark plug, and manufacturing method therefor

Spark plug and producing method therefor

Method for manufacturing spark plug and caulking metallic mold

Metal member with chromate coat, spark plug with chromate coat and...

Spark plug with iridium-based alloy chip

Glow plug and spark plug, and manufacturing method therefor

Spark plug with specific metal shell coating

Spark plug having a multi-layered electrode

Patents Applicationslast 30 patents

SPARK PLUG

SPARK PLUG AND METHOD OF MANUFACTURING THE SAME

SPARK PLUG

SPARK PLUG

SPARK PLUG AND METAL SHELL FOR SPARK PLUG

SPARK PLUG

SPARK PLUG, AND MAIN METAL FITTING FOR SPARK PLUG

SPARK PLUG, METAL SHELL FOR SPARK PLUG, AND METHOD OF MANUFACTURING...

SPARK PLUG FOR INTERNAL COMBUSTION ENGINE AND MANUFACTURING METHOD...

Glow plug and spark plug, and manufacturing method therefor

Chromate film-containing plug metal component and method for produc...

Method for manufactoring spark plug and caulking metallic mold

Glow plug and spark plug, and manufacturing method therefor

Process for treating chromate waste liquid

Metal member with chromate coat, spark plug with chromate coat and...

Glow plug and spark plug, and manufacturing method therefor