TU

Takashi Umegaki

Fujitsu Limited: 7 patents #4,529 of 24,456Top 20%
FC Fuji Electric Co.: 1 patents #1,354 of 2,643Top 55%
Overall (All Time): #644,701 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
9277299 Line switching device Shigeo Tani 2016-03-01
9253553 Transmission apparatus and switching method Shigeo Tani 2016-02-02
8564355 Clock device Shigeo Tani 2013-10-22
8295161 Network apparatus that determines whether data is written into buffer based on detection of a memory error Ryoji Azumi, Shigeo Tani, Shosaku Yamasaki 2012-10-23
7443843 Terminal relay device and relay method Hiroyuki Matsuo, Mitsuhiro Kawaguchi, Shosaku Yamasaki, Koji Komatsu, Yoshimasa Itsuki 2008-10-28
5589860 Ink jet recording head and method of producing the same Yoshinobu Sugata, Mikio Yamazaki 1996-12-31
5557437 Optical terminal system having self-monitoring function Toshiharu Sakai, Yoshinori Nakamura, Nobuo Iguchi, Miki Hagino, Hiroaki Mori +4 more 1996-09-17
5283576 Disparity detection circuit for a 2-bit to 4-bit coded signal decoder 1994-02-01