Prime Datum, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F28D HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 738
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS371
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 349
 
  
 
H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, GENERATORS, OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS 384
 
  
 
F28C HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION 26
 
  
 
F28B STEAM OR VAPOUR CONDENSERS 17
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 183
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 1106

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9823022 Integrated fan drive system for air-cooled heat exchangers (ACHE)Aug 27, 16Nov 21, 17[F28B, H02P, F28D, F04D, F28F]
9431948 Integrated fan drive system for air-cooled heat exchangers (ACHE)Dec 28, 13Aug 30, 16[F28B, H02P, F28D, F04D]
9398908 Integrated fan drive system for cooling towerOct 30, 13Jul 26, 16[H02P, F28D, A61B, F04D, F28F]
8629640 Integrated fan drive system for air-cooled heat exchangers (ACHE)May 15, 12Jan 14, 14[F28D]
8598823 Integrated fan drive system for cooling towerJan 19, 12Dec 03, 13[F28D]
8188698 Integrated fan drive system for air-cooled heat exchanger (ACHE)Mar 16, 09May 29, 12[F28D]
8111028 Integrated fan drive system for cooling towerSep 23, 08Feb 07, 12[F28D]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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