TS

Tsugutaka Sugahara

NC Nhk Spring Co.: 3 patents #263 of 1,116Top 25%
Overall (All Time): #1,639,100 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5756220 Object to be checked for authenticity and a method for manufacturing the same Hidekazu Hoshino, Itsuo Takeuchi, Masumi Yoda, Minoru Komiya 1998-05-26
5601931 Object to be checked for authenticity and a method for manufacturing the same Hidekazu Hoshino, Itsuo Takeuchi, Masumi Yoda, Minoru Komiya 1997-02-11
5442433 Identification system for an article having individually attached patches Hidekazu Hoshino, Hidemi Haga 1995-08-15