KK

Kiyoshi Kai

SO Sony: 2 patents #12,963 of 25,231Top 55%
Overall (All Time): #2,215,959 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6417647 Charging system and charging method for use of battery power Takeo Kaji 2002-07-09
5093744 Remote commander Masaru Sato, Hatsuhiko Shinoda 1992-03-03