JY

Jun'ichi Yamaguchi

HI Hitachi: 9 patents #4,653 of 28,497Top 20%
HC Hitachi Automotive Engineering Co.: 2 patents #95 of 314Top 35%
Overall (All Time): #584,562 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
7231901 Direct-injection engine, method of controlling the same, piston used in the same and fuel injection valve used in the same Hiroshi Fujii, Ryoichi Komuro 2007-06-19
RE37269 Air intake arrangement for internal combustion engine Minoru Ohsuga, Toshiharu Nogi, Mamoru Fujieda, Nobuo Kurihara, Yoshishige Ohyama +2 more 2001-07-10
6092503 Air intake equipment for internal combustion engine Minoru Ohsuga, Ryoichi Komuro, Masakichi Momono 2000-07-25
5829408 Internal combustion engine and air-fuel mixture supply apparatus therefor Minoru Ohsuga, Ryoichi Komro, Takuya Shiraishi 1998-11-03
5718195 Intake pipe for internal combustion engine Minoru Ohsuga, Ryoichi Komuro, Yasushi Sasaki, Teruhiko Minegishi 1998-02-17
5617824 Air intake equipment for internal combustion engine Minoru Ohsuga, Ryoichi Komuro, Masakichi Momono 1997-04-08
5572965 Intake pipe for internal combustion engine Minoru Ohsuga, Ryoichi Komuro, Yasushi Sasaki, Teruhiko Minegishi 1996-11-12
5404717 Method and system for controlling internal combustion engine with air pump Toshiharu Nogi, Minoru Ohsuga, Yoshiyuki Tanabe, Keigo Naoi, Masayuki Shizuka +1 more 1995-04-11
5325828 Air intake arrangement for internal combustion engine Minoru Ohsuga, Toshiharu Nogi, Mamoru Fujieda, Nobuo Kurihara, Yoshishige Ohyama +2 more 1994-07-05