HK

Hiromu Kikawa

HI Hitachi: 17 patents #2,231 of 28,497Top 8%
HC Hitachi Car Engineering Co.: 14 patents #32 of 465Top 7%
HS Hitachi Automotive Systems: 4 patents #412 of 1,636Top 30%
MG Mann+Hummel Gmbh: 1 patents #458 of 832Top 60%
📍 Hitachinaka, JP: #221 of 2,447 inventorsTop 10%
Overall (All Time): #210,424 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
8573041 Mass air flow measurement device Takayuki Saito, Takayuki Yogo, Shinya Igarashi 2013-11-05
D674301 Physical amount sensor for air Takayuki Saito, Keiji Hanzawa 2013-01-15
D674300 Portion of physical amount sensor for air Takayuki Saito, Keiji Hanzawa 2013-01-15
8091413 Mass air flow measurement device Takayuki Saito, Takayuki Yogo, Shinya Igarashi 2012-01-10
7942053 Air flow measuring instrument having dust particle diverting structure Naoki Saito, Takeshi Morino, Yuki OKAMOTO, Keiji Hanzawa, Akio Yasukawa 2011-05-17
7805990 Arrangement of an air mass meter at a flow channel Jurgen Lang, Eric THEBAULT, Robert Hasenfratz, Masayuki Kozawa 2010-10-05
7559237 Air flow measuring device provided with a vent in air passage Izumi Watanabe, Shinya Igarashi, Keiichi Nakada, Kei Ueyama 2009-07-14
7469582 Heating resistor type flow measuring device housing structure having projection and recess for preventing mis-installation Naoki Saito, Masayuki Kozawa, Shinya Igarashi, Akio Yasukawa, Akira Takasago 2008-12-30
7377161 Air flow measuring device provided with a vent in air passage Izumi Watanabe, Shinya Igarashi, Keiichi Nakada, Kei Ueyama 2008-05-27
7373815 Thermal type flow measuring instrument with mold casing in metal insert Masayuki Kozawa, Shinya Igarashi, Nobuhito Hiramatsu, Naoki Saito 2008-05-20
7216535 Air flow measuring device and engine having the air flow measuring device Izumi Watanabe, Shinya Igarashi, Keiichi Nakada, Kei Ueyama 2007-05-15
7201046 Flowmeter with resistor heater Shinya Igarashi, Masayuki Kozawa, Naoki Saitou, Takayuki Saitou 2007-04-10
7201047 Air flow measuring device Izumi Watanabe, Shinya Igarashi, Keiichi Nakada, Kei Ueyama 2007-04-10
7062964 Heating resistor type flow measuring device Naoki Saito, Masayuki Kozawa, Shinya Igarashi, Akio Yasukawa, Akira Takasago 2006-06-20
7059183 Air flow measuring device Izumi Watanabe, Shinya Igarashi, Keiichi Nakada, Kei Ueyama 2006-06-13
7051589 Heating resistor flow rate measuring instrument Shinya Igarashi, Takayuki Saitou 2006-05-30
7032446 Flowrate measuring device with improved flow introduction into sub-passage outlet Keiichi Nakada, Izumi Watanabe, Junichi Horie, Kei Ueyama, Masamichi Yamada 2006-04-25
7010972 Thermal type flow measuring instrument with mold casing in metal insert Masayuki Kozawa, Shinya Igarashi, Nobuhito Hiramatsu, Naoki Saito 2006-03-14
6952968 Device for detecting physical quantity having a housing with a groove Masayuki Kozawa, Shinya Igarashi, Hiroyuki Abe 2005-10-11
6915688 Gas-flow measuring instrument Yukio Kato, Shinya Igarashi, Akira Takasago 2005-07-12
D447972 Air flow senser for motorcar Shinya Igarashi, Masayuki Kozawa, Hitoshi Ishikawa, Isao Okazaki, Naoki Saito 2001-09-18