MO

Misao Ooyama

ML Mitsubishi Pencil Company, Limited: 1 patents #181 of 302Top 60%
Overall (All Time): #2,924,700 of 4,157,543Top 75%
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Showing 1–1 of 1 patents

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