TO

Toshiharu Ohyabu

SC Shachihata Industrial Co.: 1 patents #8 of 24Top 35%
SC Shachihata Industry Co.: 1 patents #5 of 7Top 75%
Overall (All Time): #2,346,406 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D282378 Marking pen Masayuki Hasegawa 1986-01-28
D275297 Felt pen — 1984-08-28