PRUEFREX ENGINEERING E MOTION GMBH & CO. KG

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F02P IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES 534
 
  
 
F02N STARTING OF COMBUSTION ENGINES 231
 
  
 
B25F COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR 122
 
  
 
F02B INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL 171
 
  
 
F02D CONTROLLING COMBUSTION ENGINES 172
 
  
 
F02M SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF 182
 
  
 
G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED BY A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR 159
 
  
 
G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR166
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9841355 Method for operating an ignition deviceDec 10, 14Dec 12, 17[G01M, G01N, F02P, F02D]
9777693 Method and device for controlling the operation of an internal combustion engine of a portable work deviceDec 19, 13Oct 03, 17[F02N, F02P, B25F]
9574539 Ignition method for an internal combustion engine and an ignition device operated accordinglyOct 31, 13Feb 21, 17[F02N, F02P]
9417096 Rotation direction detection of an ignition deviceNov 07, 13Aug 16, 16[F02P, G01D]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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