AK

Akihisa Kawamura

Sumitomo Electric Industries: 4 patents #204 of 3,632Top 6%
Overall (2005): #13,941 of 245,428Top 6%
4
Patents 2005

Issued Patents 2005

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6938209 Audio information provision system Michiko Ogawa, Ryosuke Kobayashi, Toshihiko Date 2005-08-30
6931371 Digital interface device Masahiro Sueyoshi, Takeshi Fujita, Kazutaka Abe, Kosuke Nishio, Takashi Katayama +1 more 2005-08-16
6904089 Encoding device and decoding device Masahiro Sueyoshi, Masaharu Matsumoto, Kazutaka Abe, Kousuke Nishio, Takashi Katayama +2 more 2005-06-07
6847687 Audio and video processing apparatus Takeshi Fujita, Takashi Katayama, Masahiro Sueyoshi, Kousuke Nishio, Masaharu Matsumoto +4 more 2005-01-25