TECUMSEH POWER COMPANY

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16D COUPLINGS FOR TRANSMITTING ROTATION 883
 
  
 
F01M LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL-COMBUSTION ENGINES; CRANKCASE VENTILATING 627
 
  
 
F16H GEARING595
 
  
 
F02D CONTROLLING COMBUSTION ENGINES 469
 
  
 
B60K ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS; AUXILIARY DRIVES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST, OR FUEL SUPPLY, OF PROPULSION UNITS, IN VEHICLES 291
 
  
 
F01L CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES 253
 
  
 
F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES 271
 
  
 
F01P COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES 238
 
  
 
1501 ENGINES219
 
  
 
A47G HOUSEHOLD OR TABLE EQUIPMENT 126

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7886706 Engine starting systemAug 28, 08Feb 15, 11[F02N]
7854296 Passive secondary air mufflerMar 07, 08Dec 21, 10[F01N]
D591768 Engine muffler coverOct 22, 07May 05, 09[1501]
D576178 Engine shroudDec 15, 06Sep 02, 08[1501]
7284508 Intake air and carburetor heating arrangements for V-twin enginesJul 17, 06Oct 23, 07[F01P]
7270111 Composite engine speed controlFeb 03, 06Sep 18, 07[F02D]
7165532 Engine speed control with high speed override mechanismDec 16, 04Jan 23, 07[F02D]
7152580 Engine speed control with high speed override mechanismJun 07, 05Dec 26, 06[F02D]
6895748 Hydrostatic transmission having a hydraulic disconnectMar 20, 03May 24, 05[F16D]
6874473 Engine cycle recognition for fuel deliveryJul 15, 04Apr 05, 05[F02P]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2008/0053,413 SEALED FUEL TANK EVAPORATIVE EMISSIONS CONTROL SYSTEM FOR SMALL INTERNAL COMBUSTION ENGINESAbandonedJun 29, 07Mar 06, 08[B60K, F02M]
7328678 Mechanical compression and vacuum release mechanismExpiredAug 07, 06Feb 12, 08[F02N]
7275355 Blade and ground speed control systemExpiredMar 01, 05Oct 02, 07[A01D]
7267111 Fuel injectorExpiredMay 03, 05Sep 11, 07[F02M]
7267326 Automatic priming systemExpiredFeb 03, 06Sep 11, 07[F02M]
7228832 Internal combustion engine with translatable camshaftExpiredMar 23, 04Jun 12, 07[F01M]
2007/0079,814 EMISSIONS CONTROL SYSTEM FOR SMALL INTERNAL COMBUSTION ENGINESAbandonedJun 29, 06Apr 12, 07[F02M]
2007/0037,653 HYDROSTATIC TRANSAXLE HAVING AXIAL PISTON MOTOR AND METHOD FOR MANUFACTURING TRANSAXLESAbandonedJun 16, 06Feb 15, 07[F16H]
7174871 Mechanical compression and vacuum release mechanismExpiredFeb 03, 06Feb 13, 07[F01L]
2007/0017,918 Fuel tank venting arrangementAbandonedFeb 03, 06Jan 25, 07[B65D]
7165536 Evaporative emissions control system for small internal combustion enginesExpiredFeb 22, 05Jan 23, 07[F02M]
7131430 Emissions control system for small internal combustion enginesExpiredSep 04, 03Nov 07, 06[F02M]
7089644 Method for manufacturing transaxlesExpiredJul 23, 04Aug 15, 06[B23P]
2006/0156,711 Internal combustion engine with secondary air pump for catalystAbandonedDec 09, 05Jul 20, 06[F01N]
7047951 Centrifugally operated evaporative emissions control valve system for internal combustion enginesExpiredAug 03, 04May 23, 06[F02M]
6959782 Tuned exhaust system for small enginesExpiredMar 17, 03Nov 01, 05[F01N]
6953527 Fuel tank with water trapExpiredFeb 17, 03Oct 11, 05[B01D]
6941914 Internal combustion engineExpiredApr 08, 03Sep 13, 05[F01L]
6932055 Engine control system for internal combustion enginesExpiredSep 30, 03Aug 23, 05[F02D]
2005/0150,474 Internal combustion engineAbandonedMar 10, 05Jul 14, 05[F01L]

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