HK

Hiroshi Kakuno

HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
Overall (All Time): #2,658,754 of 4,157,543Top 65%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11349175 Separator for lead acid storage batteries, and lead acid storage battery Akihito GOTOH, Tasuku Asai 2022-05-31