YF

Yoshiyuki Fukumura

DC Diamond Electric Mfg. Co.: 5 patents #3 of 50Top 6%
DC Daihatsu Motor Co.: 3 patents #25 of 248Top 15%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #1,010,261 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8813732 Internal combustion engine control system Naoki Kataoka 2014-08-26
7971571 Operation control method on the basis of ion current in internal combustion engine Morito Asano, Mitsuhiro Izumi, Kouichi Kitaura, Kouichi Satoya, Mamoru Yoshioka 2011-07-05
7746079 Ion current detecting apparatus for internal combustion engine Mitsuhiro Izumi, Shinobu Sugisaki, Tsutomu Kusuhara 2010-06-29
6659081 Arrangement for mounting a sparkplug of an internal combustion engine Morito Asano, Atsushi Ito, Nariki Maeda, Teruji Ichihara, Mitsuhiro Izumi 2003-12-09
6439029 Method of detecting a knock in an internal combustion engine by means of ionic current Morito Asano, Atsushi Ito, Teruji Ichihara 2002-08-27