RY

Ryuji Yamada

FC Fuji Electric Co.: 50 patents #11 of 2,643Top 1%
Brother Kogyo: 39 patents #177 of 2,767Top 7%
MC Mimaki Engineering Co.: 6 patents #25 of 214Top 15%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
Kyocera: 1 patents #2,054 of 3,732Top 60%
Overall (All Time): #13,947 of 4,157,543Top 1%
102
Patents All Time

Issued Patents All Time

Showing 26–50 of 102 patents

Patent #TitleCo-InventorsDate
10715030 Power converter having an input-side converter and first and second output-side converters 2020-07-14
10693365 Power conversion circuit with a compensation circuit 2020-06-23
10565465 Image processing apparatus that identifies character pixel in target image using first and second candidate character pixels 2020-02-18
10506131 Image processing apparatus that specifies edge pixel in target image using single-component image data 2019-12-10
10423854 Image processing apparatus that identifies character pixel in target image using first and second candidate character pixels 2019-09-24
10389909 Image processing apparatus that specifies edge pixel in target image using minimum and maximum component values of pixel value in target image data 2019-08-20
10373030 Image processing apparatus that executes halftone process on target image data including edge pixel 2019-08-06
10374513 AC-DC converter 2019-08-06
10375275 Image processing apparatus specifying first and second pixels, and generating processed image data in which the first and second pixels have first and second colors respectively 2019-08-06
10339636 Image processing apparatus that specifies edge pixel in target image by calculating edge strength 2019-07-02
10312800 AC-DC converter 2019-06-04
10128369 Silicon carbide semiconductor device, method of manufacturing silicon carbide semiconductor device, and method of controlling silicon carbide semiconductor device Manabu Takei 2018-11-13
10123443 Semiconductor device Hideyo Nakamura, Hiromu Takubo 2018-11-06
10090701 Solar power generation system Koji Kawaguchi 2018-10-02
9979286 Power converting device 2018-05-22
9960688 DC power supply with multi-cell converter Satoru Fujita 2018-05-01
9899835 Uninterruptible power supply system Kazuaki Mino, Satoru Fujita 2018-02-20
9882379 Power source system Koji Kawaguchi, Hiroyuki Oguchi 2018-01-30
9742272 AC-DC converter 2017-08-22
9705313 Three-level inverter employing a bidirectional switch, and modular structure therefor Koji Maruyama, Takaaki Tanaka 2017-07-11
9705362 Power converter Satoru Fujita 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