SU

Shingo Uzukawa

SP Sakura Color Products: 2 patents #47 of 115Top 45%
📍 Kashiwara, JP: #99 of 221 inventorsTop 45%
Overall (All Time): #2,301,307 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5203913 Erasable aqueous ink composition Hiroyoshi Yamamoto 1993-04-20
5120359 Erasable ink compositions Yukito Shoji 1992-06-09