RW

Ryu Watanabe

HD Hitachi Denshi: 2 patents #77 of 275Top 30%
NK Nippon Hoso Kyokai: 1 patents #306 of 703Top 45%
NT NTT: 1 patents #2,911 of 4,871Top 60%
Overall (All Time): #1,640,956 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5815600 Image data signal compression/transmission method and image data signal compression/transmission system Seiichi Sano, Shuji Usui, Atsushi Miyashita, Yuuichi Oonami, Takayuki Tanaka 1998-09-29
5668652 Optical WDM (wavelength division multiplexing) transmission system and method for configuring the same Masashi Hashomoto, Norio Tamaki, Kiyomi Kumozaki 1997-09-16
5500676 Method of encoding and multiplexing picture signals and apparatus utilizing the same Takayuki Tanaka, Yuuichi Oonami, Yoshizumi Eto 1996-03-19