YH

Ydo M. Hekkert

📍 Oudewater, NL: #6 of 10 inventorsTop 60%
Overall (All Time): #2,305,337 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5261453 Valve provided with sound-reducing means Hendrik A. Verduyn 1993-11-16
5161576 Valve provided with sound-reducing means Hendrik A. Verduyn 1992-11-10