SY

Shiro Yamaoka

HI Hitachi: 35 patents #681 of 28,497Top 3%
HC Hitachi Construction Machinery Co.: 3 patents #381 of 1,234Top 35%
HS Hitachi Automotive Systems: 2 patents #689 of 1,636Top 45%
Overall (All Time): #79,793 of 4,157,543Top 2%
40
Patents All Time

Issued Patents All Time

Showing 1–25 of 40 patents

Patent #TitleCo-InventorsDate
10151332 Hybrid work machine Masatoshi Hoshino, Shinji Ishihara 2018-12-11
9617715 Construction machine Seiji Ishida, Hidetoshi Satake, Yusuke Kajita 2017-04-11
9399856 Hydraulic working machine Kazuo Fujishima, Yusuke Kajita, Mitsuo Sonoda, Masatoshi Hoshino, Akira Nakayama +4 more 2016-07-26
8464687 Control device for compressed self-ignition type internal combustion engine Hiromu Kakuya, Kengo Kumano 2013-06-18
8290685 Control device for engine Yoshihiro Sukegawa, Noboru Tokuyasu, Hiroaki Hoshika, Daisuke Terada 2012-10-16
8224555 Control apparatus of spark ignition internal combustion engine Kengo Kumano, Yoshihiro Sukegawa 2012-07-17
8078387 Control apparatus for spark-ignition engine Kengo Kumano, Hiromu Kakuya, Yoshihiro Sukegawa 2011-12-13
8050846 Apparatus and method for controlling engine Hiromu Kakuya, Kengo Kumano 2011-11-01
8001767 Engine controller Hiromu Kakuya, Shinji Nakagawa, Atsushi Shimada 2011-08-23
7957887 Engine controller Kengo Kumano, Hiromu Kakuya 2011-06-07
7954373 Thermal type flow meter Yoshihiro Sukegawa, Noboru Tokuyasu, Hiroaki Hoshika 2011-06-07
7866306 Control apparatus of EGR control valve Eiichiro Ohata, Yoshihiro Sukegawa, Hiroaki Hoshika, Kaori Kashio 2011-01-11
7848869 Controller of internal combustion engine of compression ignition combustion type Hiromu Kakuya, Kengo Kumano 2010-12-07
7769525 Apparatus and method for controlling a homogeneous charge compression-ignited internal-combustion engine Hiromu Kakuya, Kengo Kumano 2010-08-03
7715975 Engine control system and control method thereof Yoshihiro Sukegawa, Noboru Tokuyasu, Hiroaki Hoshika, Kaori Kashio 2010-05-11
7681560 Exhaust gas recirculation system Eiichiro Ohata, Jun Kubo, Noboru Tokuyasu, Toshiki Otsuki, Hiroaki Hoshika 2010-03-23
7516731 Apparatus and method for controlling internal combustion engine Hiromu Kakuya, Kunihiko Suzuki, Shinya Satou, Atsushi Shimada 2009-04-14
7412967 Engine controller Kengo Kumano, Hiromu Kakuya 2008-08-19
7367310 Controller for compression ignition engine Hiromu Kakuya, Kengo Kumano 2008-05-06
7333885 Engine control unit Hiromu Kakuya, Atsushi Shimada, Shinya Satou, Kunihiko Suzuki 2008-02-19
7325535 Engine controller Kengo Kumano, Hiromu Kakuya 2008-02-05
7270118 Control apparatus of engine Yoshihiro Sukegawa, Noboru Tokuyasu, Shinya Igarashi, Katsuaki Fukatsu, Takashi Kadohiro +2 more 2007-09-18
7155332 Method for obtaining exhaust gas flow quantity, exhaust gas flow measurement apparatus, and exhaust gas recirculation control system Masamichi Yamada, Yoshihiro Sukegawa, Noboru Tokuyasu, Katsuaki Fukatsu 2006-12-26
7127896 Engine cogeneration system Atsushi Shimada, Kazumasa Ide 2006-10-31
7124714 Fuel supply apparatus using low boiling point fuel and its control method Minoru Oosuga, Kinya Nakatsu 2006-10-24