YO

Yutaka Okubo

HS Hitachi Automotive Systems: 7 patents #226 of 1,636Top 15%
HA Hitachi Astemo: 1 patents #649 of 1,276Top 55%
NC Nkk Co.: 1 patents #579 of 1,173Top 50%
SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #496,987 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11798749 Power converter including filter circuit device to improve a noise suppression function Hiroki Funato, Hiroyuki Yamai, Taesung Kim 2023-10-24
11456675 Filter device and power converter Yusaku Katsube, Hiroki Funato, Isao Hoda, Aya Ohmae, Fusanori Nishikimi 2022-09-27
11011996 Power converter Akira Ishii, Hiroyuki Saito, Ryuji Kurihara, Yuji Sobu 2021-05-18
10903736 Power converter Youhei Nishizawa, Kaname Sasaki, Yuki Fujita 2021-01-26
10461656 Power conversion device having a cover that covers DC positive and negative terminals Kaname Sasaki, Satoru Shigeta, Kenichirou NAKAJIMA 2019-10-29
10404156 Power converter Youhei Nishizawa, Kaname Sasaki, Yuki Fujita 2019-09-03
10181783 Power converter Youhei Nishizawa, Kaname Sasaki, Yuki Fujita 2019-01-15
9893603 Power converter Youhei Nishizawa, Kaname Sasaki, Yuki Fujita 2018-02-13
5091000 Method for cleaning molten metal and apparatus therefor Toshio Ishii, Shuzo Fukuda, Yoshihiko Kawai, Shunichi Sugiyama, Yoshiteru Kikuchi +1 more 1992-02-25
4456971 Semiconductor RAM that is accessible in magnetic disc storage format Joji Fukuda 1984-06-26