SS

Seiya Shibuya

NC Nhk Spring Co.: 6 patents #115 of 1,116Top 15%
NO Nippon Mitsubishi Oil: 1 patents #70 of 158Top 45%
Overall (All Time): #844,212 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9643444 Identification medium Hidekazu Hoshino, Itsuo Takeuchi, Tohru Ida 2017-05-09
9298036 Identification medium Hidekazu Hoshino, Itsuo Takeuchi, Tooru Ida 2016-03-29
8970953 Identification medium and identification method therefor Hidekazu Hoshino, Itsuo Takeuchi, Tokio Sakauchi, Tohru Ida 2015-03-03
6740431 Medium for identifying matter to be identified and method for production thereof Hidekazu Hoshino, Itsuo Takeuchi 2004-05-25
6301047 System for optically identifying an object Hidekazu Hoshino, Itsuo Takeuchi 2001-10-09
6061122 Optical identification system using cholesteric liquid crystals Hidekazu Hoshino, Itsuo Takeuchi 2000-05-09