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Ryuichi Takechi — 38 Patents

Fujitsu Limited: 38 patents #487 of 24,456Top 2%
Overall (All Time): #84,129 of 4,157,543Top 3%
38 Patents All Time

Issued Patents All Time

Showing 26–38 of 38 patents

Patent #TitleCo-InventorsDate
6646999 Mobile packet communication system Tsuguo Kato, Masaaki Wakamoto, Hideaki Ono 2003-11-11
6490286 Short cell multiplexing apparatus Hideaki Ono, Toru Fujisawa 2002-12-03
6483810 ATM switching apparatus applicable to short cell Hideaki Ono, Toru Fujisawa 2002-11-19
6470014 Short cell multiplexer Hideaki Ono, Tsuguo Kato, Hiroshi Sasaki, Takayuki Sasaki 2002-10-22
6411620 Connectionless communication system Tadahiro Takase, Kazuo Hajikano, Takeshi Kawasaki, Toshio Shimoe, Tetsuo Tachibana +6 more 2002-06-25
6317432 Short-cell multiplexing device Hideaki Ono, Tsuguo Kato, Hiroshi Sasaki, Takayuki Sasaki 2001-11-13
6021135 Cell assembly and multiplexing device, and demultiplexing device Tomohiro Ishihara, Hideaki Ono, Tsuguo Kato 2000-02-01
6005844 Information collection device and method for use with communications networks Hideaki Ono, Tsuguo Kato, Yutaka Ezaki, Mitsuharu Amano 1999-12-21
5809012 Connectionless communication system Tadahiro Takase, Kazuo Hajikano, Takeshi Kawasaki, Toshio Shimoe, Tetsuo Tachibana +6 more 1998-09-15
5790525 Information collection device and method for use with communications networks Hideaki Ono, Tsuguo Kato, Yutaka Ezaki, Mitsuharu Amano 1998-08-04
5689501 Connectionless communication system Tadahiro Takase, Kazuo Hajikano, Takeshi Kawasaki, Toshio Shimoe, Tetsuo Tachibana +6 more 1997-11-18
5610913 Switching equipment for performing a switching operation for a high-speed packet in broadband Integrated Services Digital Network Hiroshi Tomonaga, Naoki Matsuoka, Miwako Watanabe, Satoshi Kuroyanagi, Yutaka Ezaki +2 more 1997-03-11
5513191 Asynchronous transfer mode (ATM) cell error processing system Takeshi Kawasaki, Jyoei Kamoi, Kazuo Hajikano, Satoshi Kuroyanagi, Toshio Shimoe 1996-04-30