ELECTROFUEL MANUFACTURING CO., THE

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 365
 
  
 
B24D TOOLS FOR GRINDING, BUFFING, OR SHARPENING 129
 
  
 
F02P IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES 138
 
  
 
F23Q IGNITION 116
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 1110

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5432132 Silicon nitride based cutting tool insertMay 25, 94Jul 11, 95[C04B]
5409868 Ceramic articles made of compositions containing borides and nitridesDec 23, 93Apr 25, 95[C04B]
5326731 Ceramic compositions for wear resistant applicationsNov 18, 93Jul 05, 94[C04B, B24D]
5304778 Glow plug with improved composite sintered silicon nitride ceramic heaterNov 23, 92Apr 19, 94[H05B, F02P, F23Q]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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