PINNACLE ENGINES, 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 1260
 
  
 
F02D CONTROLLING COMBUSTION ENGINES 1261
 
  
 
F01L CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES 1144
 
  
 
F02P IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES 435
 
  
 
F02F CYLINDERS, PISTONS, OR CASINGS FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES 332
 
  
 
F01B MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES 225
 
  
 
F02M SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF 281
 
  
 
F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES 172
 
  
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS149
 
  
 
H01T SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES 125

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0097,091 INVERTED PISTON CONFIGURATIONS FOR INTERNAL COMBUSTION ENGINESOct 05, 16Apr 06, 17[F02F, F16J]
2016/0356,235 FUEL DELIVERY CONTROL BASED ON ENGINE SPEED FLUCTUATIONSJun 08, 16Dec 08, 16[F02P, F02D]
2012/0330,534 ENHANCED EFFICIENCY AND POLLUTANT CONTROL BY MULTI-VARIABLE ENGINE OPERATION CONTROLJun 27, 12Dec 27, 12[F02D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9745915 Internal combustion engineFeb 14, 14Aug 29, 17[F01L, F01P, F02B, F02D, F02F]
9650951 Single piston sleeve valve with optional variable compression ratio capabilityOct 10, 11May 16, 17[F01L, F02B, F02D]
9528402 Early exhaust valve opening for improved catalyst light offJul 28, 14Dec 27, 16[F01L, F01N, F02B, F02D]
9316150 Variable compression ratio diesel engineJul 02, 13Apr 19, 16[F02B, F01B, F02D]
9267486 Multi-mode high efficiency internal combustion engineJan 05, 12Feb 23, 16[F01L, F02P, F02B, F02D]
9243578 Deceleration fuel shut off for carbureted enginesJul 09, 13Jan 26, 16[F02M, F02D]
9206749 Variable compression ratio systems for opposed-piston and other internal combustion engines, and related methods of manufacture and useApr 08, 13Dec 08, 15[F01L, F02B, F01B, F02D]
9194288 High swirl engineAug 20, 10Nov 24, 15[F02M, F02B, F02F]
9175609 Control of combustion mixtures and variability thereof with engine loadNov 10, 14Nov 03, 15[F02M, F02P, F02D]
9016255 Sealing of sleeve valvesOct 10, 11Apr 28, 15[F01L, F02B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0215,718 PREDICTIVE WALL TEMPERATURE MODELING FOR CONTROL OF FUEL DELIVERY AND IGNITION IN INTERNAL COMBUSTION ENGINESAbandonedJan 22, 16Jul 28, 16[F02P, F02D]
2015/0096,514 POSITIVE CONTROL (DESMODROMIC) VALVE SYSTEMS FOR INTERNAL COMBUSTION ENGINESAbandonedDec 15, 14Apr 09, 15[F01L]
2015/0053,031 SCISSOR GEAR WITH HYDRAULIC BACKLASH REMOVAL AND HYDRAULIC TORSIONAL DAMPINGAbandonedAug 21, 14Feb 26, 15[F16H]
2014/0373,802 SLEEVE VALVE OIL SEALAbandonedJun 19, 14Dec 25, 14[F01L]
2014/0331,646 LOW TEMPERATURE CATALYST LIGHT-OFFAbandonedMay 09, 14Nov 13, 14[F01N]
2014/0182,549 PISTON SHROUDING OF SLEEVE VALVE-CONTROLLED PORTSAbandonedFeb 10, 14Jul 03, 14[F02D]
2014/0083,222 GEAR ASSEMBLY WITH THERMAL EXPANSION MATCHINGAbandonedSep 20, 13Mar 27, 14[F16H]
8651086 Internal combustion engineExpiredFeb 04, 13Feb 18, 14[F01L]
2014/0007,840 CARBURETORS FOR PROVIDING AIR-TO-FUEL RATIO VARIABILITY INDEPENDENT OF ENGINE LOADAbandonedJul 09, 13Jan 09, 14[F02M]
8573178 Sleeve valve assemblyExpiredFeb 22, 10Nov 05, 13[F02B]
8544445 Over-compressed engineExpiredMar 09, 10Oct 01, 13[F02M, F02P, F02B]
2012/0090,298 ENGINE COMBUSTION CONDITION AND EMISSION CONTROLSAbandonedOct 11, 11Apr 19, 12[B23P, F01N]
2012/0085,314 USE OF PRESSURIZED FUELS IN AN INTERNAL COMBUSTION ENGINEAbandonedOct 10, 11Apr 12, 12[F02D]
7098581 Spark plugExpiredSep 15, 03Aug 29, 06[H01T]

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