GLOBAL GEOTHERMAL LIMITED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F01K STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES 424
 
  
 
F03G SPRING, WEIGHT, INERTIA, OR LIKE MOTORS; MECHANICAL-POWER-PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR 118

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5953918 Method and apparatus of converting heat to useful energyFeb 05, 98Sep 21, 99[F01K]
5822990 Converting heat into useful energy using separate closed loopsFeb 09, 96Oct 20, 98[F01K]
5572871 System and apparatus for conversion of thermal energy into mechanical and electrical powerJul 29, 94Nov 12, 96[F01K]
5440882 Method and apparatus for converting heat from geothermal liquid and geothermal steam to electric powerNov 03, 93Aug 15, 95[F01K, F03G]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4982568 Method and apparatus for converting heat from geothermal fluid to electric powerExpiredMar 22, 89Jan 08, 91[F01K, F03G]

Top Inventors for This Owner

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