MT

Masaki Takeyama

NS Nippon Soken: 14 patents #80 of 1,540Top 6%
TB Toyoda Boshoku: 6 patents #4 of 112Top 4%
TO Toyota: 6 patents #4,786 of 26,838Top 20%
DE Denso: 5 patents #2,617 of 11,792Top 25%
AC Anden Co.: 2 patents #33 of 95Top 35%
ED Envision Aesc Energy Devices: 1 patents #9 of 33Top 30%
CA Cataler: 1 patents #176 of 277Top 65%
Overall (All Time): #221,810 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
10622615 Electrochemical device Takao Daidoji, Yoshitaro WATANABE 2020-04-14
10378406 Exhaust emission control system and purification control device Kengo Furukawa, Yusuke Hongo, Jun OSAKA, Yoshiho UCHIYAMA, Takamasa Itou +2 more 2019-08-13
9429127 Fuel injector Yusuke Hongo, Tomoki Fujino 2016-08-30
9121370 Combustion system 2015-09-01
8354906 Electromagnetic relay Hiroshi Nagura, Takashi Ito 2013-01-15
8093974 Electromagnetic relay Hiroshi Nagura, Takashi Ito 2012-01-10
7559304 Control device and control method for stopping and starting an internal combustion engine Kenji Kataoka, Kimitoshi Tsuji, Yasushi Kusaka, Toyoaki Kurita 2009-07-14
7472016 Start control apparatus for internal combustion engine Makoto Nakamura, Minoru Kato, Rentaro Kuroki 2008-12-30
6810861 Evaporation fuel processing unit Hideaki Itakura, Naoya Kato, Yoshinori Inuzuka, Minoru Honda, Kouichi Oda 2004-11-02
6786199 Hydrocarbons emission preventive apparatus in intake system for internal combustion engine and method thereof Kouichi Oda, Naoya Kato, Yoshinori Inuzuka, Takashi Nishimoto 2004-09-07
6786211 Intake device for internal combustion engine Naoya Kato, Takashi Nishimoto, Kouichi Oda 2004-09-07
6698403 Fuel vapor adsorption device of internal combustion engine and method of desorbing fuel vapor from fuel vapor adsorbent Minoru Honda, Kouichi Oda, Naoya Kato, Yoshinori Inuzuka, Noriyasu Amano +1 more 2004-03-02
6699310 Evaporative fuel adsorbing member and air cleaner Kouichi Oda, Takanobu Kawano, Naoya Kato 2004-03-02
6695895 Fuel vapor handling apparatus and diagnostic apparatus thereof Yoshihiko Hyodo, Mamoru Yoshioka, Takanobu Kawano, Hideaki Itakura, Naoya Kato 2004-02-24
6692555 Internal combustion engine air cleaner and adsorption filter Kouichi Oda, Minoru Honda, Yoshinori Inuzuka, Takashi Nishimoto, Yuji Mochizuki +1 more 2004-02-17
6689196 Fuel vapor control apparatus Noriyasu Amano, Hideaki Itakura, Naoya Kato, Nobuhiko Koyama 2004-02-10
6401691 Fuel supply system for relieving fuel pressure pulsations and designing method thereof Takanobu Kawano, Tohru Yoshinaga, Katsuyuki Tanaka, Kenji Kanehara, Yoshihiro Nakase +3 more 2002-06-11
6265814 Spark plug having a bypass electrode extending along a bypass path between center and ground electrode Tohru Yoshinaga, Takehiko Kato, Tokio Kohama, Hiroshi Yorita, Masatoshi Ikeda 2001-07-24
5884612 Gas ventilation system for internal combustion engine Tohru Yoshinaga, Masahiro Takigawa, Taiyo Kawai, Akira Ii 1999-03-23
5239972 Gas/liquid separation device Toshihiko Igashira, Toru Yoshinaga, Masahiro Takigawa 1993-08-31