YI

Yoshito Ishii

HC Hitachi Chemical Company: 2 patents #26 of 170Top 20%
📍 Ibaraki, JP: #118 of 811 inventorsTop 15%
Overall (2011): #56,571 of 364,097Top 20%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7947395 Graphite particles and lithium secondary battery using the same as negative electrode Tatsuya Nishida, Atsushi Fujita, Kazuo Yamada 2011-05-24
7906240 Negative electrode for lithium secondary battery and lithium secondary battery Souichirou Suda, Tatsuya Nishida 2011-03-15