KS

Keiji Shigeoka

DE Denso: 13 patents #859 of 11,792Top 8%
NS Nippon Soken: 10 patents #122 of 1,540Top 8%
📍 Nishio, JP: #45 of 363 inventorsTop 15%
Overall (All Time): #381,560 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
9621046 Power converter for driving a switch based on current command and current flowing therein Hirofumi Kinjo, Yuji Hayashi, Kimikazu Nakamura 2017-04-11
9413566 Signal transmission circuit Hiroyuki Mori, Yoshifumi Kaku, Shogo Akasaki 2016-08-09
9270505 Communication system Hiroyuki Mori, Hideki Kashima, Tomohisa Kishigami 2016-02-23
9184736 Current mode controlled power converter Hirofumi Kinjou, Yuji Hayashi, Kimikazu Nakamura 2015-11-10
9071149 Electric power conversion circuit Hirofumi Kinjou, Yuji Hayashi, Kenji Tomita, Kimikazu Nakamura 2015-06-30
8412390 Information presentation device Norio Sanma, Sei Iguchi 2013-04-02
7825765 DC-DC converter Koji Kawasaki, Tsuyoshi Yamashita 2010-11-02
7738269 Switching device and related operating method Shinya Goto, Koji Kawasaki 2010-06-15
7589432 Device for controlling controlled variable by on/off switching operations with less noise manner Koji Kawasaki, Shinya Goto 2009-09-15
7570501 DC-DC converter with capacitor precharging and duty ratio limiting Koji Kawasaki, Tsuyoshi Yamashita 2009-08-04
7289338 Input to output isolated DC-DC converter Koji Kawasaki, Yuji Hayashi, Tsuyoshi Yamashita 2007-10-30
7269035 Switching device and related operating method Koji Kawasaki, Shinya Goto 2007-09-11
7254046 DC-DC converter Koji Kawasaki, Tsuyoshi Yamashita 2007-08-07