Spring, Texas
United States
7
2020-01-02
The entities that hold a legal rights for patent applications filed by inventor Stroever Matthew Charles:
Matthew Charles Stroever from Spring, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Fixed cutter completions bit
#2 | 2019-09-05HYBRID ROLLER CONE AND JUNK MILL BIT
#3 | 2019-02-28HYBRID ROTARY CONE DRILL BIT
#4 | 2018-12-13HYBRID ROLLER-MILL BIT AND HYBRID ROLLER-DRAG BIT
#5 | 2018-05-10Roller cone bit having gland for full seal capture
#6 | 2017-11-16Roller cone drill bit with improved erosion resistance
#7 | 2017-08-17Hybrid roller cone and junk mill bit
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