Dan L. Pillow

DI Dresser Industries: 2 patents #157 of 787Top 20%

📍 Garland, TX: #484 of 1,186 inventorsTop 45%

🗺 Texas: #52,441 of 125,132 inventorsTop 45%

Overall (All Time): #2,357,926 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4446929	Fluid operated rock drill hammer	—	1984-05-08
4312412	Fluid operated rock drill hammer	—	1982-01-26