AS

Akimitsu Sugiura

DE Denso: 55 patents #30 of 11,792Top 1%
NC Nippondenso Co.: 3 patents #799 of 3,479Top 25%
NS Nippon Soken: 2 patents #546 of 1,540Top 40%
MT Mitsubishi Heavy Industries Engine & Turbocharger: 1 patents #139 of 278Top 50%
TL Toyota Central R&D Labs: 1 patents #823 of 1,657Top 50%
TT The University Of Tokyo: 1 patents #1,000 of 2,633Top 40%
TK Tokyo Keiki: 1 patents #60 of 166Top 40%
Overall (All Time): #41,566 of 4,157,543Top 1%
58
Patents All Time

Issued Patents All Time

Showing 51–58 of 58 patents

Patent #TitleCo-InventorsDate
9027523 Laser ignition apparatus Shingo Morishima, Kenji Kanehara, Yuya Abe 2015-05-12
7071804 Stick-type ignition coil having improved structure against crack or dielectric discharge Keisuke Kawano, Hiroyuki Wakabayashi 2006-07-04
7068135 Stick-type ignition coil having improved structure against crack or dielectric discharge Yoshitaka Sato 2006-06-27
6977574 Stick-type ignition coil having improved structure against crack or dielectric discharge Yoshitaka Sato 2005-12-20
6252483 Slant winding electromagnetic coil and ignition coil for internal combustion engine using same Keisuke Kawano, Kazutoyo Oosuka, Masami Kojima, Yoshitaka Satou, Katsumi Nakazawa 2001-06-26
6208231 Stick-type ignition coil having improved structure against crack or dielectric discharge Kazutoyo Oosuka, Keisuke Kawano, Hiroyuki Wakabayashi, Tomonori Ishikawa, Naruhiko Inayosi +7 more 2001-03-27
6060973 Slant winding electromagnetic coil and ignition coil for internal combustion engine using same Keisuke Kawano, Kazutoyo Oosuka, Masami Kojima, Yoshitaka Satou, Katsumi Nakazawa 2000-05-09
5261381 Ignition coil unit for internal combustion engine Satoru Murate 1993-11-16