GG

Gerbrand Kristiaan De Graaf

Philips: 1 patents #3,761 of 7,731Top 50%
📍 Lisse, NL: #25 of 49 inventorsTop 55%
Overall (All Time): #3,195,827 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8113106 Tea making device having an improved liquid collection chamber Paulus Cornelis Duineveld, Henk Borg, Willem Sjouke Wijma, Cornelis Frederik Akerboom, Gustaaf Frans Brouwer +2 more 2012-02-14