EW

Eiji Wasai

ML Mitsubishi Pencil Company, Limited: 1 patents #181 of 302Top 60%
📍 Fujioka, JP: #53 of 89 inventorsTop 60%
Overall (All Time): #3,655,257 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5929135 Low-viscosity aqueous ink for a ball-point pen and a ball-point pen Kazuhiko Furukawa 1999-07-27