YI

Yasuyuki Iwase

ML Mitsubishi Pencil Company, Limited: 1 patents #4 of 10Top 40%
📍 Fujioka, JP: #2 of 7 inventorsTop 30%
Overall (1989): #42,144 of 140,708Top 30%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4833751 Fixing member for retaining liquid-application member of liquid applicator such as writing instrument, cosmetic instrument and the like Kiyokazu Sakurai 1989-05-30