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Yoshiyuki NISHIZAWA

SC Sei Optifrontier Co.: 3 patents #27 of 82Top 35%
Ricoh Company: 2 patents #5,693 of 9,818Top 60%
Overall (All Time): #961,862 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10928591 Neck-hung fusion splicer operation tray having detachable flanking trays Keitaro Koguchi 2021-02-23
10338314 Optical fiber cutting apparatus Shinsuke KURINO, Hiroshi Takayanagi, Masahiro Hasegawa 2019-07-02
D817131 Optical fiber cutter Shinsuke KURINO 2018-05-08
5574483 Display control unit and display control method thereof 1996-11-12
5459833 Display control system 1995-10-17