KO

Kanji Oka

FI Fujifilm Business Innovation: 2 patents #2,833 of 5,238Top 55%
Samsung: 1 patents #49,284 of 75,807Top 70%
Overall (All Time): #1,493,290 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9658582 Fusing device employing induction heating method and image forming apparatus using the same Chi Ken, Tatsunori Izawa, Takayuki Horie, Takayuki Yamada 2017-05-23
7248807 Fixing device Takashi Ohhashi 2007-07-24
6668151 Magnetic core, magnetic field shield member, and electrophotographic apparatus using them Yasuhiro Uehara, Shigehiko Haseba 2003-12-23