YS

Yasumasa Suda

TC Toyo Ink Mfg. Co.: 3 patents #62 of 499Top 15%
Overall (All Time): #1,629,615 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6103896 Process for the production of metal phthalocyanine Atsushi Endo 2000-08-15
5910585 Process for the production of copper phthalocyanine Atsushi Endo 1999-06-08
5698740 Hole-transport material Toshio Enokida, Tadashi Ogawa 1997-12-16