YN

Yukihiro Nishikawa

FC Fuji Electric Co.: 22 patents #90 of 2,643Top 4%
FC Fuji Electric Device Technology Co.: 5 patents #9 of 205Top 5%
NS Nippon Steel: 2 patents #1,308 of 4,423Top 30%
VF Vallourec Oil And Gas France: 2 patents #46 of 144Top 35%
JC Japan Electronic Control Systems Co.: 1 patents #38 of 86Top 45%
KU Kyushu University, National University: 1 patents #221 of 767Top 30%
📍 Kodaira, JP: #31 of 1,073 inventorsTop 3%
Overall (All Time): #100,266 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 26–34 of 34 patents

Patent #TitleCo-InventorsDate
7719859 Switching power supply device and drive circuit thereof 2010-05-18
7596003 Electric power converter 2009-09-29
7245087 Power conversion device Kesanobu Kuwabara 2007-07-17
7242596 Control method for switching power supply circuit Kenji Fujita 2007-07-10
6781432 Control circuit of MOSFET for synchronous rectification 2004-08-24
6507504 Method of controlling DC/DC converter for reducing power consumption 2003-01-14
6487092 DC/DC converter 2002-11-26
6483722 DC/DC converter and control method thereof Takeshi Nozawa 2002-11-19
4915582 Rotary turbine fluid pump 1990-04-10