RY

Ryuji Yamada

FC Fuji Electric Co.: 8 patents #3 of 350Top 1%
Brother Kogyo: 1 patents #262 of 536Top 50%
Overall (2017): #8,482 of 506,227Top 2%
9
Patents 2017

Issued Patents 2017

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
9742272 AC-DC converter 2017-08-22
9705362 Power converter Satoru Fujita 2017-07-11
9705313 Three-level inverter employing a bidirectional switch, and modular structure therefor Koji Maruyama, Takaaki Tanaka 2017-07-11
9692310 Power converter Satoru Fujita 2017-06-27
9673625 Uninterruptible power supply apparatus Kazuaki Mino, Ryuji Shimizu, Hirokazu Kadoi, Koji Kawaguchi 2017-06-06
9660482 Power conversion device with momentary voltage drop compensation Satoru Fujita 2017-05-23
9653834 Printed circuit board insulation structure for electronic device Takashi Kuwabara 2017-05-16
9608524 DC power supply equipment 2017-03-28
9571697 Image processing device setting sharpness adjustment degrees for object regions and performing unsharp masking process 2017-02-14