Combustion Electromagnetics, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F02B INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL 171
 
  
 
F02P IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES 138

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5517961 Engine with flow coupled spark dischargeFeb 27, 95May 21, 96[F02P, F02B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2009/0133,677 Squish flow coupling in an ic engine withhigh energy coil per plug inductive ignition with improved pencil type coilsAbandonedSep 09, 05May 28, 09[F02P, F02B]
7318397 High efficiency high power internal combustion engine operating in a high compression conversion exchange cycleExpiredMay 27, 05Jan 15, 08[F02B]
2005/0284,429 High efficiency high power internal combustion engine operating in a high compression conversion exchange cycleAbandonedApr 01, 05Dec 29, 05[F02B]
5558071 Ignition system power converter and controllerExpiredFeb 24, 95Sep 24, 96[H02M, F02P]
5551411 Dilution controlled lean burn systemExpiredFeb 02, 95Sep 03, 96[F02M, F02D]
5456241 Optimized high power high energy ignition systemExpiredNov 08, 93Oct 10, 95[F02P]
5315982 High efficiency, high output, compact CD ignition coilExpiredApr 15, 92May 31, 94[F02P]
5207208 Integrated converter high power CD ignitionExpiredJun 16, 92May 04, 93[F02P]
5131376 Distributorless capacitive discharge ignition systemExpiredApr 12, 91Jul 21, 92[F02P]
4868730 DC to DC converter current pumpExpiredDec 11, 87Sep 19, 89[H02M]
4841925 Enhanced flame ignition for hydrocarbon fuelsExpiredDec 11, 87Jun 27, 89[F02P]
4774914 Electromagnetic ignition--an ignition system producing a large size and intense capacitive and inductive spark with an intense electromagnetic field feeding the sparkExpiredJul 15, 86Oct 04, 88[F02P]
4688538 Rapid pulsed multiple pulse ignition and high efficiency power inverter with controlled output characteristicsExpiredDec 31, 84Aug 25, 87[F02P]
4677960 High efficiency voltage doubling ignition coil for CD system producing pulsed plasma type ignitionExpiredDec 31, 84Jul 07, 87[F02P, H01F]
4561406 Winged reentrant electromagnetic combustion chamberExpiredMay 25, 84Dec 31, 85[F02P]
4499872 Ultra lean burn carburetted adiabatic engineExpiredJan 10, 83Feb 19, 85[F02P, F02D]
4317068 Plasma jet ignition systemExpiredOct 01, 79Feb 23, 82[H05B]
4230448 Burner combustion improvementsExpiredMay 14, 79Oct 28, 80[F23Q, F23D]

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