AM

Ayumu Miyajima

HI Hitachi: 23 patents #1,433 of 28,497Top 6%
HS Hitachi Automotive Systems: 4 patents #412 of 1,636Top 30%
HC Hitachi Car Engineering Co.: 4 patents #107 of 465Top 25%
📍 Hitachinaka, MI: #3 of 16 inventorsTop 20%
Overall (All Time): #131,994 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
9278676 Brake control device Kimio Nishino, Toshiyuki Innami, Norikazu Matsuzaki, Masayuki Kikawa, Toshiyuki Ajima 2016-03-08
8833869 Vehicle brake system Norikazu Matsuzaki, Toshiyuki Innami, Kimio Nishino, Toshiyuki Ajima, Masayuki Kikawa 2014-09-16
8672808 Brake control system Kimio Nishino, Toshiyuki Innami, Norikazu Matsuzaki, Shingo Nasu 2014-03-18
8538653 Brake control apparatus Masatsugu Arai, Toshiyuki Innami, Kimio Nishino, Norikazu Matsuzaki, Masayuki Kikawa +1 more 2013-09-17
7703561 Power steering system Toru Takahashi, Naoshi Yamaguchi, Makoto Yamakado, Masanori Ichinose, Takehiko Kowatari +1 more 2010-04-27
7648003 Power steering system Isamu Tsubono, Takaomi Nishigaito, Toru Takahashi, Mitsuo Sasaki, Toshimitsu Sakaki +1 more 2010-01-19
7631722 Power steering system Makoto Yamakado, Toru Takahashi, Naoshi Yamaguchi, Yoshitaka Sugiyama 2009-12-15
7584816 Power steering apparatus Makoto Yamakado, Tooru Takahashi, Yoshitaka Sugiyama, Naoshi Yamaguchi 2009-09-08
7264181 Fuel injection valve with restriction wall, and internal combustion engine equipped therewith Motoyuki Abe, Yoshio Okamoto, Yuzo Kadomukai, Makoto Yamakado, Hiromasa Kubo +2 more 2007-09-04
7231902 Fuel injection valve and internal combustion engine mounting the same Yoshio Okamoto, Yuzo Kadomukai, Shigenori Togashi, Kiyoshi Amo, Makoto Yamakado +3 more 2007-06-19
7017556 Engine start fuel control system Jonathan Borg, Shigeru Oho, Frank Hunt 2006-03-28
7007667 Cold start fuel control system Jonathan Borg, Shigeru Oho, Frank Hunt 2006-03-07
6918383 Fuel control system Frank Hunt, George Saikalis, Jonathan Borg, Shigeru Oho 2005-07-19
6874467 Fuel delivery system for an internal combustion engine Frank Hunt, Shigeru Oho 2005-04-05
6854448 Fuel injection valve and fuel injection system Yoshio Okamoto, Yuzo Kadomukai, Motoyuki Abe, Masami Nagano 2005-02-15
6845925 Fuel injector Motoyuki Abe, Yoshio Okamoto, Yuzo Kadomukai, Makoto Yamakado, Toru Ishikawa +1 more 2005-01-25
6843238 Cold start fuel control system Frank Hunt, Shigeru Oho 2005-01-18
6840465 Manufacturing method of a fuel injection valve; and a fuel injection valve and an internal combustion engine equipped therewith Motoyuki Abe, Yoshio Okamoto, Yuzo Kadomukai, Makoto Yamakado, Hiromasa Kubo +2 more 2005-01-11
6736103 System for management of fuel in a cold start fuel passageway Frank Hunt, Shigeru Oho 2004-05-18
6685114 Electromagnetic fuel injection valve Yoshio Okamoto, Yuzo Kadomukai, Makoto Yamakado, Noriyuki Maekawa, Tohru Ishikawa +1 more 2004-02-03
6675766 Fuel injection valve and internal combustion engine mounting the same Yoshio Okamoto, Yuzo Kadomukai, Shigenori Togashi, Kiyoshi Amo, Makoto Yamakado +3 more 2004-01-13
6668793 Internal combustion engine Yoshio Okamoto, Yuzo Kadomukai, Motoyuki Abe, Shigenori Togashi, Hiromasa Kubo +3 more 2003-12-30
6588399 Fuel injection method of internal combustion engine and fuel injection apparatus of internal combustion engine Yoshio Okamoto, Yuzo Kadomukai, Masami Nagano, Tadashi Someno 2003-07-08
6543412 Intake air control device and internal combustion engine mounting the same Kiyoshi Amou, Yoshio Okamoto, Yuzo Kadomukai, Takehiko Kowatari, Masami Nagano +3 more 2003-04-08
6543419 Fuel injection system for internal combustion engine Yoshio Okamoto, Yuzo Kadomukai, Masami Nagano, Tadashi Someno 2003-04-08