KF

Katsuharu Fujio

Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
Overall (All Time): #1,046,316 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6213732 Rotary compressor 2001-04-10
5863190 Scroll compressor Shuichi Yamamoto, Kiyoshi Sano, Syouzou Hase, Takashi Morimoto 1999-01-26
5855475 Scroll compressor having bypass valves Kiyoshi Sano, Takashi Morimoto, Syozo Hase, Shuichi Yamamoto, Kiyoshi Sawai +2 more 1999-01-05
5810572 Scroll compressor having an auxiliary bearing for the crankshaft Shuichi Yamamoto, Kiyoshi Sano, Syouzou Hase, Takashi Morimoto 1998-09-22
5645408 Scroll compressor having optimized oil passages Kiyoshi Sano, Syouzou Hase, Takashi Morimoto, Shuichi Yamamoto 1997-07-08