AK

Aki Kawamura

TC Tokyo Gas Co.: 2 patents #79 of 412Top 20%
Overall (All Time): #2,166,116 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7009219 Diamond ultraviolet light-emitting device Takefumi Ishikura, Kenji Horiuchi, Satoshi Yamashita, Kazuo Nakamura, Kenichi Nakamura +1 more 2006-03-07
6872981 Diamond ultraviolet luminescent element Kenji Horiuchi, Takefumi Ishikura, Satoshi Yamashita, Kazuo Nakamura, Kenichi Nakamura +1 more 2005-03-29