Marion J. Eftink

UC Union Oil Company Of California: 1 patents #196 of 385Top 55%

📍 Spring, TX: #1,281 of 2,039 inventorsTop 65%

🗺 Texas: #73,555 of 125,132 inventorsTop 60%

Overall (All Time): #3,540,694 of 4,157,543Top 90%

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6370547	Database correlation method	—	2002-04-09