AH

Akiko HIRAYAMA

ML Mitsubishi Pencil Company, Limited: 1 patents #7 of 32Top 25%
📍 Shinagawa, JP: #25 of 79 inventorsTop 35%
Overall (2023): #531,398 of 537,848Top 100%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11634601 Aqueous ink composition for ballpoint pen Kousuke OGURA, Kana Miyoshi 2023-04-25