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Alwin William DE VRIES

Koniniklijke Philips N.V.: 1 patents #316 of 894Top 40%
📍 Zuidlaren, NL: #1 of 1 inventorsTop 100%
Overall (2025): #461,550 of 469,880Top 100%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12220827 Shaver head for an electric shaver Geert-Jan Darwinkel, Ivar Bosma, Marcus Cornelis PETRELLI 2025-02-11