EI

Eiji Ishii

HS Hitachi Automotive Systems: 19 patents #46 of 1,636Top 3%
HI Hitachi: 5 patents #7,555 of 28,497Top 30%
HC Hitachi-Johnson Controls Air Conditioning: 1 patents #77 of 179Top 45%
SC Sumitomo Metal Mining Co.: 1 patents #385 of 736Top 55%
SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #137,424 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDate
11845273 Inkjet printer Koma SATO, Shoichiro KISANUKI 2023-12-19
11143131 Vehicle control device Tomoyuki HOSAKA, Taisuke Sugii, Kazuki Yoshimura, Yoshihiro Sukegawa, Masayuki Saruwatari 2021-10-12
11136954 Fuel injection valve Tomoyuki HOSAKA, Kazuki Yoshimura, Noriyuki Maekawa 2021-10-05
11118523 Control device Tomoyuki HOSAKA, Taisuke Sugii, Yoshihiro Sukegawa, Masayuki Saruwatari 2021-09-14
10907601 Fuel injection valve Mitsuhiro Matsuzawa, Kazuki Yoshimura, Akihiro Yamazaki, Takahiro Saito, Nobuaki Kobayashi 2021-02-02
10876508 Fuel injection valve Mitsuhiro Matsuzawa, Kazuki Yoshimura, Akihiro Yamazaki, Takahiro Saito, Nobuaki Kobayashi 2020-12-29
10718304 Fuel injection valve Kazuki Yoshimura, Taisuke Sugii 2020-07-21
10704518 Spark-ignition direct fuel injection valve Yoshihito Yasukawa, Kiyotaka Ogura, Takao Miyake, Motoyuki Abe, Tohru Ishikawa 2020-07-07
10677208 Fuel injection device Tomoyuki HOSAKA, Yoshihiro Sukegawa, Taisuke Sugii, Kazuki Yoshimura, Kazuhiro ORYOJI +1 more 2020-06-09
10344726 Fuel injection valve Kazuki Yoshimura, Mitsuhiro Matsuzawa, Akihiro Yamazaki, Takahiro Saito, Nobuaki Kobayashi 2019-07-09
10041712 Refrigerant distributor and refrigeration cycle device equipped with the refrigerant distributor Masanori Ishikawa, Sachio Sekiya, Shigeyuki Sasaki 2018-08-07
10024288 Spark-ignition direct fuel injection valve Yoshihito Yasukawa, Kiyotaka Ogura, Takao Miyake, Motoyuki Abe, Tohru Ishikawa 2018-07-17
9677526 Spark-ignition direct fuel injection valve Yoshihito Yasukawa, Kiyotaka Ogura, Takao Miyake, Motoyuki Abe, Tohru Ishikawa 2017-06-13
9617963 Fuel injection valve Motoyuki Abe, Kiyotaka Ogura, Tohru Ishikawa, Masahiro Soma, Hideharu Ehara 2017-04-11
9599083 Fuel injection valve Motoyuki Abe, Yoshihito Yasukawa, Kiyotaka Ogura, Hideharu Ehara, Tohru Ishikawa 2017-03-21
9541048 Fuel injection valve Yoshio Okamoto, Kazuki Yoshimura, Noriyuki Maekawa, Nobuaki Kobayashi, Takahiro Saito 2017-01-10
9534573 Fuel injection valve Kiyotaka Ogura, Hideharu Ehara, Motoyuki Abe, Masanori Mifuji, Atsushi Takaoku +1 more 2017-01-03
9528481 Fuel injection valve Yoshihito Yasukawa, Motoyuki Abe, Hideharu Ehara, Tohru Ishikawa 2016-12-27
9322375 Fuel injection valve Yoshio Okamoto, Kazuki Yoshimura, Noriyuki Maekawa, Nobuaki Kobayashi, Takahiro Saito 2016-04-26
9103309 Fuel injection valve Kazuki Yoshimura, Yoshio Okamoto, Noriyuki Maekawa, Takahiro Saito, Atsushi Nakai 2015-08-11
9103311 Fuel injection valve Yoshihito Yasukawa, Motoyuki Abe, Hideharu Ehara, Tohru Ishikawa 2015-08-11
8919934 Inkjet recording apparatus Masato Ikegawa, Nobuhiro Harada, Tsuneaki Takagishi 2014-12-30
8888021 Fuel injector Yoshihito Yasukawa, Yoshio Okamoto, Takahiro Saito, Masanori Ishikawa, Nobuaki Kobayashi +1 more 2014-11-18
8325443 Magnetic disk device with magnetic head slider having trailing side face part with reduced wettability Mari Uchida, Masanori Ishikawa 2012-12-04
8096490 Fuel injection valve and fuel injection system for internal combustion engine with the same Yoshihito Yasukawa, Noriyuki Maekawa, Motoyuki Abe, Hiroshi Yamada, Nobuaki Kobayashi +1 more 2012-01-17