SI

Shizu Ishikawa

HC Hitachi Industrial Equipment Systems Co.: 2 patents #1 of 71Top 2%
Overall (2011): #67,682 of 364,097Top 20%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8038391 Vortex blower Hiroshi Asabuki, Satoshi Takeda 2011-10-18
8033783 Diagonal flow fan Fumiaki Ishida 2011-10-11