RD

Roger John Henry Duprey

QB Quest International Services B.V.: 2 patents #5 of 35Top 15%
Overall (All Time): #2,121,488 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7781392 Perfume compositions Keith Douglas Perring, John Martin Behan, Jeremy Nicholas Ness, David C. Hooper, David McNulty 2010-08-24
7713922 Perfume compositions Keith Douglas Perring, Jeremy Nicholas Ness 2010-05-11