Kei Ueyama

Person

Hitachinaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Thermal flow rate measuring device
- Patent number RE42529
- Issue date Jul 12, 2011
- Hitachi, Ltd.
- Izumi Watanabe
- 073 - Measuring and testing
Information Patent Grant
Thermal type flow rate measuring apparatus
- Patent number 7,650,784
- Issue date Jan 26, 2010
- Hitachi, Ltd.
- Izumi Watanabe
- G01 - MEASURING TESTING
Information Patent Grant
Air flow measuring device provided with a vent in air passage
- Patent number 7,559,237
- Issue date Jul 14, 2009
- Hitachi Ltd.
- Hiromu Kikawa
- G01 - MEASURING TESTING
Information Patent Grant
Flowmeter and flowmeter system
- Patent number 7,457,711
- Issue date Nov 25, 2008
- Hitachi, Ltd.
- Atsushi Kanke
- G01 - MEASURING TESTING
Information Patent Grant
Thermal type flow rate measuring apparatus
- Patent number 7,395,707
- Issue date Jul 8, 2008
- Hitachi, Ltd.
- Izumi Watanabe
- G01 - MEASURING TESTING
Information Patent Grant
Air flow measuring device provided with a vent in air passage
- Patent number 7,377,161
- Issue date May 27, 2008
- Hitachi, Ltd.
- Hiromu Kikawa
- G01 - MEASURING TESTING
Information Patent Grant
Air flow measuring device and engine having the air flow measuring...
- Patent number 7,216,535
- Issue date May 15, 2007
- Hitachi, Ltd.
- Hiromu Kikawa
- G01 - MEASURING TESTING
Information Patent Grant
Air flow measuring device
- Patent number 7,201,047
- Issue date Apr 10, 2007
- Hitachi, Ltd.
- Hiromu Kikawa
- G01 - MEASURING TESTING
Information Patent Grant
Thermal type flow rate measuring apparatus
- Patent number 7,104,126
- Issue date Sep 12, 2006
- Hitachi, Ltd.
- Izumi Watanabe
- G01 - MEASURING TESTING
Information Patent Grant
Air flow measuring device
- Patent number 7,059,183
- Issue date Jun 13, 2006
- Hitachi, Ltd.
- Hiromu Kikawa
- G01 - MEASURING TESTING
Information Patent Grant
Flowrate measuring device with improved flow introduction into sub-...
- Patent number 7,032,446
- Issue date Apr 25, 2006
- Hitachi, Ltd.
- Keiichi Nakada
- G01 - MEASURING TESTING
Information Patent Grant
Thermal type flow measuring device
- Patent number 6,935,172
- Issue date Aug 30, 2005
- Hitachi, Ltd.
- Junichi Horie
- G01 - MEASURING TESTING
Information Patent Grant
Thermal type flow rate measuring apparatus
- Patent number 6,925,866
- Issue date Aug 9, 2005
- Hitachi, Ltd.
- Izumi Watanabe
- G01 - MEASURING TESTING
Information Patent Grant
Measurement apparatus for measuring physical quantity such as fluid...
- Patent number 6,854,326
- Issue date Feb 15, 2005
- Hitachi, Ltd.
- Izumi Watanabe
- G01 - MEASURING TESTING
Information Patent Grant
Flowmeter and flowmeter system
- Patent number 6,839,643
- Issue date Jan 4, 2005
- Hitachi, Ltd.
- Atsushi Kanke
- G01 - MEASURING TESTING
Information Patent Grant
Measurement apparatus for measuring physical quantity such as fluid...
- Patent number 6,708,560
- Issue date Mar 23, 2004
- Hitachi, Ltd.
- Izumi Watanabe
- G01 - MEASURING TESTING
Information Patent Grant
Air flow meter
- Patent number 6,694,810
- Issue date Feb 24, 2004
- Hitachi, Ltd.
- Kei Ueyama
- G01 - MEASURING TESTING
Information Patent Grant
Thermal flow rate measuring device
- Patent number 6,571,621
- Issue date Jun 3, 2003
- Hitachi, Ltd.
- Izumi Watanabe
- G01 - MEASURING TESTING
Information Patent Grant
Air flow sensor
- Patent number 6,516,785
- Issue date Feb 11, 2003
- Hitachi, Ltd.
- Keiichi Nakada
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
THERMAL TYPE FLOW RATE MEASURING APPARATUS
- Publication number 20080250856
- Publication date Oct 16, 2008
- Izumi Watanabe
- G01 - MEASURING TESTING
Information Patent Application
Air flow measuring device
- Publication number 20080202230
- Publication date Aug 28, 2008
- Hiromu Kikawa
- G01 - MEASURING TESTING
Information Patent Application
Air flow measuring device
- Publication number 20070169548
- Publication date Jul 26, 2007
- Hiromu Kikawa
- G01 - MEASURING TESTING
Information Patent Application
Thermal type flow rate measuring apparatus
- Publication number 20060272403
- Publication date Dec 7, 2006
- Izumi Watanabe
- G01 - MEASURING TESTING
Information Patent Application
Air flow measuring device
- Publication number 20060225497
- Publication date Oct 12, 2006
- Hiromu Kikawa
- G01 - MEASURING TESTING
Information Patent Application
Flowmeter and flowmeter system
- Publication number 20060217901
- Publication date Sep 28, 2006
- Atsushi Kanke
- G01 - MEASURING TESTING
Information Patent Application
Thermal type flow rate measuring apparatus
- Publication number 20050268713
- Publication date Dec 8, 2005
- Hitachi, Ltd.
- Izumi Watanabe
- G01 - MEASURING TESTING
Information Patent Application
Air flow measuring device
- Publication number 20050204810
- Publication date Sep 22, 2005
- Hiromu Kikawa
- G01 - MEASURING TESTING
Information Patent Application
Flowmeter and flowmeter system
- Publication number 20050109121
- Publication date May 26, 2005
- Atsushi Kanke
- G01 - MEASURING TESTING
Information Patent Application
Thermal type flow measuring device
- Publication number 20040211253
- Publication date Oct 28, 2004
- Junichi Horie
- G01 - MEASURING TESTING
Information Patent Application
Thermal type flow rate measuring apparatus
- Publication number 20040069061
- Publication date Apr 15, 2004
- Izumi Watanabe
- G01 - MEASURING TESTING
Information Patent Application
Measurement apparatus for measuring physical quantity such as fluid...
- Publication number 20040060354
- Publication date Apr 1, 2004
- Hitachi, Ltd.
- Izumi Watanabe
- G01 - MEASURING TESTING
Information Patent Application
Flowmeter and flowmeter system
- Publication number 20040002821
- Publication date Jan 1, 2004
- Hitachi, Ltd. and Hitachi Car Engineering Co., Ltd.
- Atsushi Kanke
- G01 - MEASURING TESTING
Information Patent Application
Flowrate measuring device
- Publication number 20030046996
- Publication date Mar 13, 2003
- Hitachi, Ltd.
- Keiichi Nakada
- G01 - MEASURING TESTING
Information Patent Application
Air flow meter
- Publication number 20030019289
- Publication date Jan 30, 2003
- HITACHI LTD.
- Kei Ueyama
- G01 - MEASURING TESTING
Information Patent Application
Thermal flow rate measuring device
- Publication number 20020116995
- Publication date Aug 29, 2002
- Hitachi, Ltd.
- Izumi Watanabe
- G01 - MEASURING TESTING
Information Patent Application
Measurement apparatus for measuring physical quantity such as fluid...
- Publication number 20020023486
- Publication date Feb 28, 2002
- HITICHI, LTD.
- Izumi Watanabe
- G01 - MEASURING TESTING
Information Patent Application
Air flow measuring device
- Publication number 20010052260
- Publication date Dec 20, 2001
- Hiromu Kikawa
- G01 - MEASURING TESTING

Person

Patents Grantslast 30 patents

Thermal flow rate measuring device

Thermal type flow rate measuring apparatus

Air flow measuring device provided with a vent in air passage

Flowmeter and flowmeter system

Thermal type flow rate measuring apparatus

Air flow measuring device provided with a vent in air passage

Air flow measuring device and engine having the air flow measuring...

Air flow measuring device

Thermal type flow rate measuring apparatus

Air flow measuring device

Flowrate measuring device with improved flow introduction into sub-...

Thermal type flow measuring device

Thermal type flow rate measuring apparatus

Measurement apparatus for measuring physical quantity such as fluid...

Flowmeter and flowmeter system

Measurement apparatus for measuring physical quantity such as fluid...

Air flow meter

Thermal flow rate measuring device

Air flow sensor

Patents Applicationslast 30 patents

THERMAL TYPE FLOW RATE MEASURING APPARATUS

Air flow measuring device

Air flow measuring device

Thermal type flow rate measuring apparatus

Air flow measuring device

Flowmeter and flowmeter system

Thermal type flow rate measuring apparatus

Air flow measuring device

Flowmeter and flowmeter system

Thermal type flow measuring device

Thermal type flow rate measuring apparatus

Measurement apparatus for measuring physical quantity such as fluid...

Flowmeter and flowmeter system

Flowrate measuring device

Air flow meter

Thermal flow rate measuring device

Measurement apparatus for measuring physical quantity such as fluid...

Air flow measuring device