KU

Koji Umetsu

SO Sony: 2 patents #667 of 4,065Top 20%
📍 Rifu, JP: #41 of 259 inventorsTop 20%
Overall (2011): #85,095 of 364,097Top 25%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8035347 Battery charger Masanao Sato, Kazumi Sato 2011-10-11
7999511 Battery charger 2011-08-16