AK

Atsuhiro Kumagai

SO Sony: 2 patents #473 of 2,618Top 20%
Overall (2023): #172,877 of 537,848Top 35%
2
Patents 2023

Issued Patents 2023

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11777155 Battery pack Kiyoshi Yonishi, Shigeji Ikeda 2023-10-03
11581608 Battery and connection apparatus Shigeki Motoyama, Atsushi Mitani 2023-02-14