ROLLS-ROYCE NAVAL MARINE, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B64C AEROPLANES; HELICOPTERS 173

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7144222 PropellerApr 29, 03Dec 05, 06[B64C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6152792 Steering and reversing apparatus for waterjet propulsion systemsExpiredMar 09, 99Nov 28, 00[B63H]
6071156 Surface vessel with a fully submerged waterjet propulsion systemExpiredOct 30, 98Jun 06, 00[B63H]
4982066 Method of rehabilitating propeller hub bodiesExpiredDec 11, 89Jan 01, 91[B23K]
4872811 Inboard servo for marine controllable pitch propellersExpiredAug 03, 87Oct 10, 89[B63H]
4810166 Controllable pitch marine propellerExpiredAug 03, 87Mar 07, 89[B63H]
4801243 Adjustable diameter screw propellerExpiredNov 03, 87Jan 31, 89[B63H]

Top Inventors for This Owner

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