TY

Takashi Yamakawa

Mitsubishi Electric: 6 patents #65 of 2,608Top 3%
Ricoh Company: 1 patents #815 of 1,810Top 50%
Yamaha: 1 patents #41 of 171Top 25%
Overall (2017): #10,377 of 506,227Top 3%
8
Patents 2017

Issued Patents 2017

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
9825575 Power converting apparatus, dehumidifier, air conditioner, and refrigeration apparatus Koichi Arisawa, Kazunori Hatakeyama, Yosuke Shinomoto 2017-11-21
9825488 Power supply switching device and switch board Yosuke Shinomoto, Kazunori Hatakeyama, Makoto Kasugai, Naohide Tsuchimoto 2017-11-21
9807215 Sound emission and collection device, and sound emission and collection method Satoshi Ukai 2017-10-31
9746216 Heat pump device, heat pump system, air conditioner, and freezer Kazunori Hatakeyama, Shota Kamiya, Shinya Matsushita, Shinsaku Kusube, Tsutomu Makino 2017-08-29
9742267 Power conversion apparatus and refrigeration air-conditioning apparatus Koichi Arisawa, Takuya Shimomugi, Keisuke Uemura, Yosuke Shinomoto, Kenta Yuasa +3 more 2017-08-22
9685800 Charging/discharging system Kazunori Hatakeyama, Yosuke Shinomoto 2017-06-20
9632476 Chassis structure, optical scanning device, and image forming apparatus Daisuke Yoshida 2017-04-25
9621025 Backflow preventing device, power conversion apparatus, motor driver, and refrigerating and air-conditioning apparatus Takuya Shimomugi, Koichi Arisawa, Keisuke Uemura, Noriyuki Matsubara, Shinsaku Kusube +2 more 2017-04-11