TRANSOCEAN OFFSHORE DRILLING

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
E21B EARTH OR ROCK DRILLING 294

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8631874 Apparatus and method for managed pressure drillingJan 06, 11Jan 21, 14[E21B]
7866399 Apparatus and method for managed pressure drillingOct 20, 06Jan 11, 11[E21B]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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