HH

Hiroshi Hayasaka

HC Hitachi Koki Co.: 2 patents #16 of 79Top 25%
📍 Ibaraki, JP: #118 of 811 inventorsTop 15%
Overall (2011): #97,123 of 364,097Top 30%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7938765 Centrifuge having a lock mechanism 2011-05-10
7874972 Centrifuge with lid locking mechanism Hiroyuki Takahashi 2011-01-25