Uccle
Belgium
5
2023-04-20
The entities that hold a legal rights for patent applications filed by inventor Delwiche Robert:
Robert Delwiche from Uccle, BE has applied for patents for these inventions. The list has both pending applications and granted patents:
ROCK-CUTTING TOOL AND METHOD FOR MINE AND OIL DRILLING
#2 | 2019-08-15Rock-Cutting Tool and Method for Mine and Oil Drilling
#3 | 2017-07-13Stabilizer-reamer for drill string
#4 | 2015-06-11BIT FOR DRILLING WELLS AND ASSOCIATED DRILLING METHOD
#5 | 2010-06-03Bit for drilling wells and associated drilling method
1187875 ⎘