HK

Hironobu Kambayashi

KP Kabushiki Kaisha Pilot: 1 patents #85 of 160Top 55%
Overall (All Time): #3,359,196 of 4,157,543Top 85%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7390138 Ballpoint pen — 2008-06-24