ST

Shigetomi Tokunaga

PA Panasonic: 7 patents #3,841 of 21,108Top 20%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
📍 Moriyama, JP: #368 of 2,577 inventorsTop 15%
Overall (All Time): #640,219 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10116245 Compressor driving device, compressor including the same, and refrigeration cycle apparatus including the compressor driving device and the compressor Mitsuhiro Fukuda, Masaki Sumi, Hiroaki Kase, Masamitsu Taura, Takayuki Okamoto 2018-10-30
10001311 Simple inverter-control-type refrigerator, inverter control unit for refrigerator, and inverter compressor using same Kenji Ohnishi, Hiroaki Kase, Mitsuhiro Fukuda, Masaki Sumi, Katsumi Endou 2018-06-19
9520815 Control device of electric sealed compressor, electric sealed compressor apparatus, and home appliance comprising control device and electric sealed compressor apparatus Masaki Sumi, Hiroaki Kase, Masamitsu Taura, Mitsuhiro Fukuda 2016-12-13
8207456 Electronic circuit device for compressor Kiwamu Watanabe 2012-06-26
7710726 Electronic circuit apparatus for compressor Junichi Sugiyama 2010-05-04
7595998 Electronic circuit device 2009-09-29
7400109 Inverter circuit and compressor Shinichiro Nomura, Hideharu Ogahara, Katsumi Endo 2008-07-15
6293107 Thermoelectric cooling system Hiroaki Kitagawa, Munekazu Maeda, Osamu Nakagawa 2001-09-25