IW

Izumi Watanabe

HI Hitachi: 62 patents #151 of 28,497Top 1%
HC Hitachi Car Engineering Co.: 45 patents #2 of 465Top 1%
Fujitsu Limited: 9 patents #3,538 of 24,456Top 15%
KT Kabushiki Kaisha Toshiba: 5 patents #5,683 of 21,451Top 30%
HC Hitachi Automotive Engineering Co.: 5 patents #22 of 314Top 8%
Mazda Motor: 1 patents #2,563 of 4,755Top 55%
TS Toshiba Medical Systems: 1 patents #656 of 1,088Top 65%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #23,939 of 4,157,543Top 1%
78
Patents All Time

Issued Patents All Time

Showing 51–75 of 78 patents

Patent #TitleCo-InventorsDate
6557411 Heating element type mass air flow sensor, and internal combustion engine-control apparatus using the sensor Masamichi Yamada, Keiichi Nakada 2003-05-06
6553829 Air flow sensor having grooved sensor element Keiichi Nakada, Masamichi Yamada 2003-04-29
6516785 Air flow sensor Keiichi Nakada, Hiroshi Yoneda, Kei Ueyama, Masamichi Yamada 2003-02-11
6490915 Thermal type air flow sensor and control device for a vehicle Masamichi Yamada, Keiichi Nakada 2002-12-10
6435023 Heating resistor type air flow rate measuring apparatus Chihiro Kobayashi, Masuo Akamatsu, Shinya Igarashi, Kaoru Uchiyama, Tadashi Isono 2002-08-20
6349596 Thermal type air flow sensor Keiichi Nakada, Hiroshi Yoneda 2002-02-26
6187032 Measurement of intracardiac electrophysiological phenomena Shigeharu Ohyu, Yoichi Takada, Yoshihiro Sakuma 2001-02-13
5952571 Thermal type flow meter Nobukatsu Arai, Takehiko Kowatari, Kaoru Uchiyama, Shinya Igarashi 1999-09-14
5892150 Air flow measuring element and air flow measuring apparatus therewith Tadashi Isono, Akira Takasago 1999-04-06
5817932 Intake air flow measuring apparatus for internal combustion engine Yutaka Nishimura 1998-10-06
5708205 Measuring element for a mass air flow sensor and mass air flow sensor using the measuring element Masamichi Yamada, Kaoru Uchiyama, Tadashi Isono, Toshihiko Nakau 1998-01-13
5569851 Meter for measuring air flow by resistance heating Masahiro Ichimaru 1996-10-29
5482029 Variable flexibility endoscope system Tadashi Sekiguchi, Hiroshi Fujita, Megumi Yoshinaga, Masashi Honda 1996-01-09
5448988 Endoscope 1995-09-12
RE34104 Hot wire air flow meter Minoru Takahashi, Hiroastu Tokuda, Yutaka Nishimura 1992-10-20
5112281 Driving system for auxiliaries of engine and method for adjusting tension of belt for driving auxiliaries Norio Minato, Makoto Kishida, Yumi Yamada, Kiyomi Kimura 1992-05-12
5086231 Microfilm retrieval system for retrieving a designated image frame Tetsuya Takamori, Kenji Yokota, Takashi Yamaguchi 1992-02-04
5061955 Microfilm reader/printer 1991-10-29
5036702 Air flow meter with compensation of second stage delay of thermal inertia Masuo Akamatsu, Hiroatsu Tokuda, Hiroshi Yoneda 1991-08-06
4909079 Heat wire airflow meter Yutaka Nishimura, Hiroshi Yoneda, Hiroatsu Tokuda 1990-03-20
4889296 Apparatus for grounding cassette Keiichi Yamana 1989-12-26
4881407 Hot wire air flow meter Minoru Tashahashi, Hiroastu Tokuda, Yutaka Nishimura 1989-11-21
4864351 A method and apparatus for cleaning a developing electrode of an electrophotographic device Masaru Imai, Shuichi Ohtsuka 1989-09-05
4834315 Apparatus for grounding cassette Keiichi Yamana 1989-05-30
4760428 Image data recording medium and apparatus for determining tape position of the same Keiichi Yamana 1988-07-26