Daniel W. Varel

VM Varel Manufacturing: 3 patents #2 of 7Top 30%

📍 Dallas, TX: #2,336 of 7,543 inventorsTop 35%

🗺 Texas: #40,946 of 125,132 inventorsTop 35%

Overall (All Time): #1,673,848 of 4,157,543Top 45%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4763736	Asymmetrical rotary cone bit	—	1988-08-16
4333364	Method for manufacturing a rotary drill bit having a solid forged, unitary body	—	1982-06-08
4256194	Rotary drill bit having a solid forged, unitary body	—	1981-03-17