GK

Gen Konno

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Overall (All Time): #2,189,651 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6718864 Closed compressor Nobuo Abe 2004-04-13
4626180 Rotary compressor with spiral oil grooves for crankshaft Shigetaro Tagawa, Mitsuru Murata, Kazuo Sekigami, Masahiko Sugiyama 1986-12-02