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 26–50 of 78 patents

Patent #TitleCo-InventorsDate
7181962 Thermal flow sensor Masamichi Yamada, Keiichi Nakada, Junichi Horie 2007-02-27
7137298 Thermal air flowmeter Masahiro Matsumoto, Masamichi Yamada, Keiji Hanzawa, Keiichi Nakada 2006-11-21
7104126 Thermal type flow rate measuring apparatus Junichi Horie, Keiichi Nakada, Kei Ueyama, Masamichi Yamada 2006-09-12
7059183 Air flow measuring device Hiromu Kikawa, Shinya Igarashi, Keiichi Nakada, Kei Ueyama 2006-06-13
7036368 Heating resistor type air flow rate measuring apparatus Masuo Akamatsu, Shinya Igarashi, Kaoru Uchiyama, Tadashi Isono 2006-05-02
7032446 Flowrate measuring device with improved flow introduction into sub-passage outlet Keiichi Nakada, Junichi Horie, Kei Ueyama, Hiromu Kikawa, Masamichi Yamada 2006-04-25
7029177 X-ray diagnosis apparatus Makoto Kaneko, Hisayuki UEHARA, Akio Tetsuka, Kazutoyo Hirayama, Akiko Yamahana 2006-04-18
7010971 Heating resistor type flow-measuring device having a heating resistor and a thermoresistance, whose resistance value varies in response to the ambient temperature Masahiro Matsumoto, Masamichi Yamada, Hiroshi Nakano, Keiji Hanzawa, Ryo Sato 2006-03-14
6997051 Flow sensing device and electronics apparatus Isao Okazaki, Hiroyuki Abe, Takayuki Yogo, Shinya Igarashi 2006-02-14
6988399 Physical quantity detecting device having second lead conductors connected to the electrodes and extending to the circumference of the substrate Keiichi Nakada, Masamichi Yamada 2006-01-24
6973826 Heating resistance flow rate measuring apparatus Masahiro Matsumoto, Masamichi Yamada, Hiroshi Nakano, Keiji Hanzawa, Keiichi Nakada 2005-12-13
6935172 Thermal type flow measuring device Junichi Horie, Shinya Igarashi, Keiichi Nakada, Kei Ueyama 2005-08-30
6925866 Thermal type flow rate measuring apparatus Junichi Horie, Keiichi Nakada, Kei Ueyama, Masamichi Yamada 2005-08-09
6923053 Gas flowmeter and manufacturing method thereof Masamichi Yamada, Junichi Horie, Keiichi Nakada 2005-08-02
6889545 Flow rate sensor Keiichi Nakada, Junichi Horie 2005-05-10
6860149 Mass airflow measuring apparatus Shinya Igarashi, Atsushi Kanke, Rintarou Minamitani, Keiichi Nakada 2005-03-01
6854326 Measurement apparatus for measuring physical quantity such as fluid flow Naoki Saito, Masayuki Kozawa, Keiichi Nakada, Kei Ueyama 2005-02-15
6851311 Thermal-type flow meter with bypass passage Keiichi Nakada, Junichi Horie, Kei Ueda 2005-02-08
6752014 Hot-wire type air flow meter for internal combustion engine Atsushi Kanke, Masamichi Yamada, Keiichi Nakada, Hisao Sonobe 2004-06-22
6708560 Measurement apparatus for measuring physical quantity such as fluid flow Naoki Saito, Masayuki Kozawa, Keiichi Nakada, Kei Ueyama 2004-03-23
6694810 Air flow meter Kei Ueyama, Keiichi Nakada, Junichi Horie 2004-02-24
6691575 Material evaluation method by acoustic velocity measurement Jun-ichi Kushibiki, Yuji Ohashi 2004-02-17
6672153 Mass airflow measuring apparatus Shinya Igarashi, Atsushi Kanke, Rintarou Minamitani, Keiichi Nakada 2004-01-06
6666082 Thermal airflow sensor Masamichi Yamada, Keiichi Nakada 2003-12-23
6571621 Thermal flow rate measuring device Junichi Horie, Keiichi Nakada, Kei Ueyama 2003-06-03