Koji Tsunenaga

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Chiryu-city, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ignition coil
- Patent number 11,276,524
- Issue date Mar 15, 2022
- Denso Corporation
- Koji Tsunenaga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ignition coil and method for manufacturing an ignition coil
- Patent number 7,234,454
- Issue date Jun 26, 2007
- Denso Corporation
- Takashi Tauchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ignition coil for internal combustion engine
- Patent number 6,897,755
- Issue date May 24, 2005
- Denso Corporation
- Jyunichi Wada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ignition coil for internal combustion engine
- Patent number 6,810,868
- Issue date Nov 2, 2004
- Denso Corporation
- Koji Tsunenaga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ingition coil for internal combustion engine
- Patent number 6,781,500
- Issue date Aug 24, 2004
- Denso Corporation
- Kazuhide Kawai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ignition coil assembly for engine
- Patent number 6,776,147
- Issue date Aug 17, 2004
- Denso Corporation
- Koji Tsunenaga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ignition coil assembly for engine
- Patent number 6,675,786
- Issue date Jan 13, 2004
- Denso Corporation
- Koji Tsunenaga
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
IGNITION COIL
- Publication number 20200312544
- Publication date Oct 1, 2020
- DENSO CORPORATION
- Koji TSUNENAGA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Ignition coil and method for manufacturing an ignition coil
- Publication number 20070012301
- Publication date Jan 18, 2007
- DENSO CORPORATION
- Takashi Tauchi
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Ignition coil assembly for engine
- Publication number 20040123852
- Publication date Jul 1, 2004
- Koji Tsunenaga
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
IGNITION COIL ASSEMBLY FOR ENGINE
- Publication number 20030230294
- Publication date Dec 18, 2003
- Koji Tsunenaga
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Ignition coil for internal combustion engine
- Publication number 20030150440
- Publication date Aug 14, 2003
- Koji Tsunenaga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Ingition coil for internal combustion engine
- Publication number 20020175796
- Publication date Nov 28, 2002
- Kazuhide Kawai
- H01 - BASIC ELECTRIC ELEMENTS