YO

Yoshihisa Osano

ML Mitsubishi Pencil Company, Limited: 1 patents #7 of 40Top 20%
Overall (2017): #185,664 of 506,227Top 40%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9533528 Ballpoint pen Yoshihide Ishii, Misao Ooyama, Saki Hanatani 2017-01-03