JL

Jean-Pierre Leboulanger

📍 Chartrettes, FR: #11 of 22 inventorsTop 50%
Overall (All Time): #2,257,538 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5725338 Drill bit having a hemispherical head with an evolutive cut Maurice Jean Cabaret, Christian Thierry Daude, Daniel Marcel Eugene Lavocat, Michel Lebrun, Francois Masson +2 more 1998-03-10
5718156 Process for machining titanium parts using separate biased spraying collar Serge Pierre Jean Lagrolet, Serge Vallet 1998-02-17