YN

Yukio Nakashima

Mitsubishi Electric: 21 patents #929 of 25,717Top 4%
SC Sanyo Electric Co.: 7 patents #794 of 6,347Top 15%
Overall (All Time): #135,585 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDate
12398958 Cooling device Hiroyuki Ushifusa 2025-08-26
12137543 Power conversion apparatus 2024-11-05
11955959 Parallel driving device and power conversion device Yasushi Nakayama, Yoshiko Tamada, Takayoshi Miki, Shota MORISAKI, Kenta Uchida +2 more 2024-04-09
11128235 Power conversion device Takayoshi Miki 2021-09-21
10873268 Main circuit wiring member and power conversion device 2020-12-22
10770985 Vehicle auxiliary power supply device Takeshi Tanaka 2020-09-08
10727729 Power converter Takayoshi Miki 2020-07-28
10554123 Power converter with a parallel flat plate conductor electrically connected with a capacitor and a power module Takayoshi Miki 2020-02-04
10411589 Power conversion apparatus and power semiconductor module Takayoshi Miki 2019-09-10
10312227 Power semiconductor module Takeshi Tanaka 2019-06-04
10312904 Power converter Takayoshi Miki 2019-06-04
10243483 Power conversion device Hirokazu TAKABAYASHI 2019-03-26
10202130 Cooling device for railroad vehicle Kota Mikoshiba 2019-02-12
9893610 Power unit and power conversion apparatus Takayoshi Miki, Hisanori Yamasaki 2018-02-13
9863302 Cooling device for under-floor device for vehicle Hiroyuki Higashino, Shigetoshi Ipposhi 2018-01-09
9712044 Power converter Takayoshi Miki 2017-07-18
9654026 Three-level power converting apparatus with reduced conduction loss Takayoshi Miki, Hisanori Yamasaki 2017-05-16
9505309 Electric vehicle control device and brake controlling method for electric vehicle Hirokazu TAKABAYASHI 2016-11-29
9299628 Power semiconductor module Takayoshi Miki, Yasushi Nakayama, Takeshi Oi, Kazuhiro Tada, Shiori Idaka +2 more 2016-03-29
9281760 Power module and three-level power converter using the same Tomohiro Kobayashi, Hideo Okayama 2016-03-08
9270199 Power conversion apparatus with a laminated bus bar comprising an exposed heat radiating portion Tomohiro Kobayashi, Kohei Sakamoto, Takeshi Yamamoto, Yasuaki Mamoto 2016-02-23
5262695 Micromachine Yukinori Kuwano, Masato Nishikuni, Shigeru Noguchi, Makoto Tanaka, Hiroyuki Kuriyama +5 more 1993-11-16
4843451 Photovoltaic device with O and N doping Kaneo Watanabe, Tsugufumi Matsuoka, Hisao Haku 1989-06-27
4781765 Photovoltaic device Kaneo Watanabe 1988-11-01
4776894 Photovoltaic device Kaneo Watanabe 1988-10-11