YN

Yuichiro Nakadai

TC The Sailor Pen Co.: 1 patents #8 of 26Top 35%
Overall (All Time): #2,408,944 of 4,157,543Top 60%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12285967 Writing instrument and pen tip part — 2025-04-29