AT

Akihiro Tsumura

Mitsubishi Electric: 5 patents #97 of 2,608Top 4%
RK Riso Kagaku: 1 patents #21 of 71Top 30%
Overall (2017): #23,412 of 506,227Top 5%
6
Patents 2017

Issued Patents 2017

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9787246 Motor drive control device, compressor, air-sending device, and air-conditioning apparatus Shinsaku Kusube, Kenta Yuasa 2017-10-10
9742267 Power conversion apparatus and refrigeration air-conditioning apparatus Koichi Arisawa, Takuya Shimomugi, Takashi Yamakawa, Keisuke Uemura, Yosuke Shinomoto +3 more 2017-08-22
9712071 Power conversion device and air-conditioning apparatus Kenta Yuasa, Shinsaku Kusube 2017-07-18
9692312 Power conversion apparatus, and air-conditioning apparatus using the same Kenta Yuasa, Shinsaku Kusube, Takuya Shimomugi 2017-06-27
9621025 Backflow preventing device, power conversion apparatus, motor driver, and refrigerating and air-conditioning apparatus Takuya Shimomugi, Koichi Arisawa, Takashi Yamakawa, Keisuke Uemura, Noriyuki Matsubara +2 more 2017-04-11
9567177 Paper discharge device Hiroshi Sugitani, Tetsunori Saito 2017-02-14