HH

Hirofum Hrada

📍 Miyoshi, JP: #1,404 of 2,464 inventorsTop 60%
Overall (All Time): #3,374,997 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7160645 Lead-acid battery having an organic polymer additive and process thereof Akiya Kozawa, Giym Yoko 2007-01-09