Yasuhiro Ishii

Person

Gufu, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Particulate collection filter state detection device
- Patent number 9,322,315
- Issue date Apr 26, 2016
- Ibiden Co., Ltd.
- Takashi Yamakawa
- G01 - MEASURING TESTING
Information Patent Grant
Particulate matter concentration measuring apparatus
- Patent number 8,141,413
- Issue date Mar 27, 2012
- Ibiden Co., Ltd.
- Athanasios G. Konstandopoulos
- G01 - MEASURING TESTING
Information Patent Grant
Particulate matter concentration measuring apparatus
- Patent number 8,056,405
- Issue date Nov 15, 2011
- Ibiden Co., Ltd.
- Athanasios G. Konstandopoulos
- G01 - MEASURING TESTING
Information Patent Grant
Audio data recording/reproducing apparatus having digital high-spee...
- Patent number 5,363,364
- Issue date Nov 8, 1994
- Sanyo Electric Co., Ltd.
- Kenji Torazawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Diaphragm for speaker
- Patent number 4,428,996
- Issue date Jan 31, 1984
- Sanyo Electric Co. Ltd.
- Yasushi Miyoshi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Diaphragm for speaker and method of producing same
- Patent number 4,308,094
- Issue date Dec 29, 1981
- Sanyo Electric Co., Ltd.
- Yasushi Miyoshi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Diaphragm for speaker
- Patent number 4,129,195
- Issue date Dec 12, 1978
- Sanyo Electric Co., Ltd.
- Yasuhiro Ishii
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Diaphragm for speaker
- Patent number 4,128,138
- Issue date Dec 5, 1978
- Sanyo Electric Co., Ltd.
- Yasuhiro Ishii
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
PARTICULATE COLLECTION FILTER STATE DETECTION DEVICE
- Publication number 20140223998
- Publication date Aug 14, 2014
- IBIDEN CO., LTD
- Takashi Yamakawa
- G01 - MEASURING TESTING
Information Patent Application
PARTICULATE COLLECTION FILTER STATE DETECTION DEVICE
- Publication number 20140090460
- Publication date Apr 3, 2014
- IBIDEN CO., LTD
- Takashi Yamakawa
- G01 - MEASURING TESTING
Information Patent Application
PARTICULATE MATTER SENSOR AND EXHAUST GAS PURIFYING APPARATUS
- Publication number 20110061368
- Publication date Mar 17, 2011
- IBIDEN CO., LTD.
- Fumishige Miyata
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
PARTICULATE MATTER CONCENTRATION MEASURING APPARATUS
- Publication number 20100242457
- Publication date Sep 30, 2010
- IBIDEN CO., LTD.
- Athanasios G. KONSTANDOPOULOS
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
PARTICULATE MATTER CONCENTRATION MEASURING APPARATUS
- Publication number 20100242456
- Publication date Sep 30, 2010
- IBIDEN CO., LTD.
- Athanasios G. KONSTANDOPOULOS
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Yasuhiro Ishii

Person

Patents Grantslast 30 patents

Particulate collection filter state detection device

Particulate matter concentration measuring apparatus

Particulate matter concentration measuring apparatus

Audio data recording/reproducing apparatus having digital high-spee...

Diaphragm for speaker

Diaphragm for speaker and method of producing same

Diaphragm for speaker

Diaphragm for speaker

Patents Applicationslast 30 patents

PARTICULATE COLLECTION FILTER STATE DETECTION DEVICE

PARTICULATE COLLECTION FILTER STATE DETECTION DEVICE

PARTICULATE MATTER SENSOR AND EXHAUST GAS PURIFYING APPARATUS

PARTICULATE MATTER CONCENTRATION MEASURING APPARATUS

PARTICULATE MATTER CONCENTRATION MEASURING APPARATUS