RJ

Raymond Stanley Jeffree

FI Fike: 1 patents #49 of 83Top 60%
📍 São Paulo, BR: #656 of 1,773 inventorsTop 40%
Overall (All Time): #3,670,150 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5996696 Method and apparatus for testing the integrity of oil delivery tubing within an oil well casing Eduardo Sacco Ambrosoni 1999-12-07