Naoto Miwa

Person

Kariya, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Oxygen concentration detector
- Patent number 6,951,601
- Issue date Oct 4, 2005
- Denso Corporation
- Akio Tanaka
- G01 - MEASURING TESTING
Information Patent Grant
Composite gas sensor
- Patent number 6,332,965
- Issue date Dec 25, 2001
- Denso Corporation
- Tomio Sugiyama
- G01 - MEASURING TESTING
Information Patent Grant
Method of producing oxygen sensor element
- Patent number 6,254,926
- Issue date Jul 3, 2001
- Denso Corporation
- Toru Katafuchi
- G01 - MEASURING TESTING
Information Patent Grant
Method for manufacturing a gas sensor unit
- Patent number 6,174,489
- Issue date Jan 16, 2001
- Denso Corporation
- Kiyomi Kobayashi
- G01 - MEASURING TESTING
Information Patent Grant
NOx sensor and manufacturing method of the same
- Patent number 6,110,348
- Issue date Aug 29, 2000
- Denso Corporation
- Tomio Sugiyama
- G01 - MEASURING TESTING
Information Patent Grant
Air fuel ratio control apparatus having air-fuel ratio control poin...
- Patent number 6,055,972
- Issue date May 2, 2000
- Denso Corporation
- Masaya Fujimoto
- G01 - MEASURING TESTING
Information Patent Grant
Lead wire for sensor
- Patent number 5,969,229
- Issue date Oct 19, 1999
- Nippondenso Co., Ltd.
- Makoto Hori
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Oxygen sensor element
- Patent number 5,948,225
- Issue date Sep 7, 1999
- Denso Corporation
- Toru Katafuchi
- G01 - MEASURING TESTING
Information Patent Grant
Air-fuel ratio sensor
- Patent number 5,935,399
- Issue date Aug 10, 1999
- Denso Corporation
- Akio Tanaka
- G01 - MEASURING TESTING
Information Patent Grant
Oxygen concentration sensor
- Patent number 5,900,129
- Issue date May 4, 1999
- Nippondenso Co., Ltd.
- Nobuyuki Tsuji
- G01 - MEASURING TESTING
Information Patent Grant
Oxygen concentration detector
- Patent number 5,800,689
- Issue date Sep 1, 1998
- Nippondenso Co., Ltd.
- Makoto Hori
- G01 - MEASURING TESTING
Information Patent Grant
Air-fuel ratio sensor
- Patent number 5,787,866
- Issue date Aug 4, 1998
- Denso Corporation
- Tomio Sugiyama
- G01 - MEASURING TESTING
Information Patent Grant
Method of manufacturing an oxygen concentration detector element
- Patent number 5,766,672
- Issue date Jun 16, 1998
- Nippondenso Co., Ltd.
- Yasumichi Hotta
- G01 - MEASURING TESTING
Information Patent Grant
Oxygen concentration detecting device and method for fabricating th...
- Patent number 5,766,434
- Issue date Jun 16, 1998
- Denso Corporation
- Namitsugu Fujii
- G01 - MEASURING TESTING
Information Patent Grant
Positive TCR thermistor device having surface roughness and filling...
- Patent number 5,729,189
- Issue date Mar 17, 1998
- Nippondenso Co., Ltd.
- Yasuhiro Oya
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Oxygen sensor element
- Patent number 5,716,507
- Issue date Feb 10, 1998
- Nippondenso Co., Ltd.
- Akio Tanaka
- G01 - MEASURING TESTING
Information Patent Grant
Oxygen sensor element
- Patent number 5,707,503
- Issue date Jan 13, 1998
- Nippondenso Co., Ltd.
- Yasumichi Hotta
- G01 - MEASURING TESTING
Information Patent Grant
Oxygen sensor
- Patent number 5,609,825
- Issue date Mar 11, 1997
- Nippondenso Co., Ltd.
- Tomoji Fukaya
- G01 - MEASURING TESTING
Information Patent Grant
Internal combustion engine having air/fuel mixture with anti-reduci...
- Patent number 4,834,052
- Issue date May 30, 1989
- Nippondenso Co., Ltd.
- Makoto Hori
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Positive ceramic semiconductor device
- Patent number 4,831,432
- Issue date May 16, 1989
- Nippondenso Co., Ltd.
- Makoto Hori
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Self-temperature controlling type heating device
- Patent number 4,716,279
- Issue date Dec 29, 1987
- Nippondenso Co., Ltd.
- Makoto Hori
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Intake air heater for internal combustion engine with perforated pl...
- Patent number 4,685,437
- Issue date Aug 11, 1987
- Toyota Jidosha Kabushiki Kaisha
- Toshiaki Tanaka
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Heating device
- Patent number 4,671,058
- Issue date Jun 9, 1987
- Nippondenso Co., Ltd.
- Hitoshi Yoshida
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Exhaust gas purifying filter and production of the same
- Patent number 4,632,683
- Issue date Dec 30, 1986
- Nippondenso Co., Ltd.
- Masanori Fukutani
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Fitter apparatus for purifying exhaust gases
- Patent number 4,519,820
- Issue date May 28, 1985
- Nippondenso Co., Ltd.
- Kazuo Oyobe
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Porous ceramic body and a method of manufacturing the same
- Patent number 4,448,833
- Issue date May 15, 1984
- Nippondenso Co., Ltd.
- Shunzo Yamaguchi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Process for producing cordierite ceramic products
- Patent number 4,435,512
- Issue date Mar 6, 1984
- Nippondenso Co., Ltd.
- Kazuyuki Ito
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Gas sensor
- Patent number 4,401,967
- Issue date Aug 30, 1983
- Nippondenso Co., Ltd.
- Naoto Miwa
- G01 - MEASURING TESTING
Information Patent Grant
Oxygen concentration sensing apparatus
- Patent number 4,313,810
- Issue date Feb 2, 1982
- Nippondenso Co., Ltd.
- Hitoshi Niwa
- G01 - MEASURING TESTING
Information Patent Grant
Oxygen concentration sensing apparatus
- Patent number 4,220,517
- Issue date Sep 2, 1980
- Nippondenso Co., Ltd.
- Hitoshi Niwa
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Composite gas sensor
- Publication number 20020038761
- Publication date Apr 4, 2002
- Tomio Sugiyama
- G01 - MEASURING TESTING

Person

Patents Grantslast 30 patents

Oxygen concentration detector

Composite gas sensor

Method of producing oxygen sensor element

Method for manufacturing a gas sensor unit

NOx sensor and manufacturing method of the same

Air fuel ratio control apparatus having air-fuel ratio control poin...

Lead wire for sensor

Oxygen sensor element

Air-fuel ratio sensor

Oxygen concentration sensor

Oxygen concentration detector

Air-fuel ratio sensor

Method of manufacturing an oxygen concentration detector element

Oxygen concentration detecting device and method for fabricating th...

Positive TCR thermistor device having surface roughness and filling...

Oxygen sensor element

Oxygen sensor element

Oxygen sensor

Internal combustion engine having air/fuel mixture with anti-reduci...

Positive ceramic semiconductor device

Self-temperature controlling type heating device

Intake air heater for internal combustion engine with perforated pl...

Heating device

Exhaust gas purifying filter and production of the same

Fitter apparatus for purifying exhaust gases

Porous ceramic body and a method of manufacturing the same

Process for producing cordierite ceramic products

Gas sensor

Oxygen concentration sensing apparatus

Oxygen concentration sensing apparatus

Patents Applicationslast 30 patents

Composite gas sensor