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Shozo Sugihara

Overall (All Time): #2,234,275 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6020044 Covering having a surface layer integrally connected to an air-containing layer — 2000-02-01
5897734 Method for producing a covering — 1999-04-27