| Patents for G01M 15 - Testing of engines (13,067) |
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| 03/01/1995 | EP0640762A1 Cylinder synchronization of a multi-cylinder internal combustion engine via detection of a directed misfire |
| 02/28/1995 | US5394330 System and method for monitoring an operating state of an engine |
| 02/28/1995 | US5392642 System for detection of low power in at least one cylinder of a multi-cylinder engine |
| 02/28/1995 | US5392641 Ionization misfire detection apparatus and method for an internal combustion engine |
| 02/21/1995 | US5390546 Fiber optic diaphragm sensors for engine knock and misfire detection |
| 02/21/1995 | US5390537 Combustion state-detecting system for internal combustion engines |
| 02/16/1995 | WO1995004957A1 Virtual continuous emission monitoring system with sensor validation |
| 02/16/1995 | WO1995004879A1 Method for error correction in measurement of engine speed |
| 02/16/1995 | WO1995004878A1 Virtual emissions monitor for automobile |
| 02/16/1995 | CA2167927A1 Virtual emissions monitor for automobile |
| 02/16/1995 | CA2167588A1 Virtual continuous emission monitoring system with sensor validation |
| 02/14/1995 | US5388560 Misfire-detecting system for internal combustion engines |
| 02/14/1995 | US5388558 Method and arrangement for checking the operability of a fluid-flow conducting conduit system of an internal combustion engine |
| 02/08/1995 | EP0637739A2 Testing an internal combustion engine |
| 02/08/1995 | EP0637738A1 A process and system for detecting misfiring in internal combustion engines |
| 02/07/1995 | US5387253 Spectral misfire detection system and method therefor |
| 02/03/1995 | CA2128181A1 System and method for processing test measurements collected from an internal combustion engine for diagnostic purposes |
| 02/01/1995 | EP0636771A1 Method of and apparatus for monitoring operation of a catalyst |
| 01/31/1995 | US5386367 Method for cylinder-selective knock control in internal combustion engines |
| 01/24/1995 | US5384467 Optoelectronic measuring device for monitoring a combustion chamber |
| 01/24/1995 | US5383355 Gas turbine engine inspection system |
| 01/24/1995 | US5383350 Sensor and method for detecting misfires in internal combustion engines |
| 01/19/1995 | WO1995002174A1 Improved misfire detection in automobile engine |
| 01/17/1995 | US5381689 Misfire detecting system for internal combustion engine |
| 01/17/1995 | US5381688 Apparatus and method for detecting a road surface condition of a car powered by a combustion engine |
| 01/11/1995 | EP0632864A1 Arrangement for determining the parameters of an internal combustion engine. |
| 01/10/1995 | US5379634 Misfire-detecting system for internal combustion engines |
| 01/05/1995 | WO1995000833A1 Characterisation of internal combustion engines by the optical measurement of a plurality of quantities in the combustion chamber |
| 01/04/1995 | EP0632261A2 System for detection of low power in at least one cylinder of a multi-cylinder engine |
| 01/04/1995 | EP0632260A1 Procedure for detecting misfire in multiple cylinders |
| 01/04/1995 | EP0632193A1 Fault diagnosis apparatus and method for vehicle control system |
| 01/04/1995 | CN2186916Y Circulating-box engine inlet constant temp. device |
| 01/03/1995 | US5377537 System and method to compensate for torsional disturbances in measured crankshaft velocities for engine misfire detection |
| 01/03/1995 | US5377536 Method for identifying misfire in internal combustion engines |
| 01/03/1995 | US5377535 Method for identifying and correcting errors in time measurements on rotating shafts |
| 12/27/1994 | US5377112 Method for diagnosing an engine using computer based models |
| 12/27/1994 | US5375463 Arrangement for assisting an operator to adjust a carburetor |
| 12/27/1994 | US5375462 Misfire detecting system for internal combustion engine |
| 12/20/1994 | US5373732 Combustion state-detecting system for internal combustion engines |
| 12/14/1994 | EP0628799A2 Procedure for measuring and evaluating emissions from installations |
| 12/13/1994 | US5372036 Exhaust leak detection |
| 12/07/1994 | EP0494171B1 Process for detecting irregular running in an internal combustion engine |
| 12/06/1994 | US5369989 Misfire detection in automobile engine |
| 12/01/1994 | DE4317867A1 Method and device for the measurement of internal combustion engine exhaust gas components |
| 11/24/1994 | WO1994027132A1 Process and device for detecting misfiring |
| 11/22/1994 | US5365780 Misfire detection in internal combustion engine with overlapping power strokes |
| 11/17/1994 | EP0624721A1 Method to discriminate between fault sources in a system for controlling the mixture fed to an internal combustion engine |
| 11/15/1994 | US5365445 Engine power trouble detecting method and apparatus by checking actual engine power condition |
| 11/15/1994 | US5363828 Fuel vapor processing apparatus of internal combustion engine |
| 11/15/1994 | CA1333098C Turntable-using testing apparatus |
| 11/09/1994 | EP0623165A1 Lubricant fluid composition and methods for reducing frictional losses therewith in internal combustion engines |
| 11/08/1994 | US5361629 Single sensor misfire detection apparatus and method for an internal combustion engine |
| 11/08/1994 | US5361628 System and method for processing test measurements collected from an internal combustion engine for diagnostic purposes |
| 11/03/1994 | DE4413675A1 Misfire detector device for multi-cylinder internal combustion engines |
| 11/02/1994 | EP0622542A1 Misfire detection with rough road detection |
| 11/01/1994 | US5359883 Apparatus and method for analyzing events for an internal combustion engine |
| 10/25/1994 | US5359519 Process and device for measuring the torque of an internal combustion heat engine taking into consideration, in particular, the recirculation of exhaust gases and residual burnt gases and excess oxidant |
| 10/25/1994 | US5359518 Process for monitoring the power output of the individual cylinders of a multicylinder internal combustion engine |
| 10/25/1994 | US5357792 Adaptor for testing fuel pressure in an operating engine |
| 10/25/1994 | US5357790 Misfiring detecting apparatus for an internal combustion engine |
| 10/25/1994 | US5357789 Misfire detection system for internal combustion engine |
| 10/25/1994 | US5357788 Misfire detection system for an internal combustion engine |
| 10/25/1994 | US5357754 Catalyst deterioration-detecting device for internal combustion engines |
| 10/18/1994 | US5355863 Evaporative fuel-processing system for internal combustion engines |
| 10/18/1994 | US5355713 Cold engine testing |
| 10/12/1994 | EP0619472A1 Angular displacement measuring device |
| 10/11/1994 | US5353644 Method and system for evaluating a signal from a vibrationally-sensitive pressure sensor in a motor vehicle |
| 10/11/1994 | US5353636 Device for determining misfiring of cylinders in multi-cylinder engines |
| 10/11/1994 | US5353635 Apparatus for detecting the rotational displacement of a rotating member |
| 10/11/1994 | US5353634 Control system with misfire detection function for internal combustion engine |
| 10/05/1994 | EP0618436A2 Measurement of misfire rate of an engine |
| 10/04/1994 | US5351528 Apparatus and method for detecting misfiring in an internal combustion engine |
| 09/28/1994 | EP0517774B1 Process and device for measuring the variation in internal pressure in the cylinder of a piston engine |
| 09/22/1994 | DE4406962A1 Engine speed measuring system |
| 09/21/1994 | EP0616129A1 Torque control by the inclination angle or by the eccentricity of a hydrostatic machine with axial or radial pistons |
| 09/21/1994 | EP0616119A1 Method for monitoring a lambda sensor |
| 09/21/1994 | CN2177940Y Portable debugging detector for pump attached to vehicle |
| 09/20/1994 | US5347971 Apparatus for monitoring air leakage into fuel supply system for internal combustion engine |
| 09/20/1994 | US5347857 Phase detection apparatus and method |
| 09/14/1994 | EP0623165A4 Lubricant fluid composition and methods for reducing frictional losses therewith in internal combustion engines. |
| 09/14/1994 | EP0615119A2 Knock sensor diagnostic system |
| 09/14/1994 | EP0615117A2 Engine torque-detecting method and an apparatus therefor |
| 09/14/1994 | EP0615067A2 Ionization misfire detection apparatus and method for an intenal combustion engine |
| 09/14/1994 | EP0516633B1 Process and device for monitoring the functioning of an electrical consumer |
| 09/13/1994 | US5345917 Evaporative fuel-processing system for internal combustion engines for vehicles |
| 09/13/1994 | US5345817 Diagnostic system |
| 09/09/1994 | CA2117168A1 Ionization misfire detection apparatus and method for an internal combustion engine |
| 09/09/1994 | CA2117148A1 Knock sensor diagnostic |
| 09/07/1994 | EP0563066B1 Diagnostic device for detecting defective combustion in an internal combustion engine |
| 09/06/1994 | US5345383 Method and apparatus for selectively monitoring input |
| 09/06/1994 | US5343844 Apparatus and method for detecting misfiring in an internal combustion engine |
| 09/01/1994 | WO1994019670A1 Method and system for detecting the misfire of a reciprocating internal combustion engine in the frequency domain |
| 09/01/1994 | DE4403348A1 Method for detecting misfiring, based on fluctuations in the rotation of a crankshaft |
| 09/01/1994 | DE4319282C1 Method for detecting and evaluating exhaust gases |
| 09/01/1994 | CA2155647A1 Engine torque sensing arrangement |
| 08/30/1994 | US5341674 Method and arrangement for warming up internal combustion engines on a testing stand |
| 08/30/1994 | US5341642 System for diagnosing engine exhaust gas purifying device and system for diagnosing sensor |
| 08/24/1994 | EP0611882A1 Misfire detecting method |
| 08/24/1994 | EP0560921B1 Process for recognizing abnormal combustion in a cylinder of an internal combustion engine |
| 08/23/1994 | US5339788 Method and arrangement for conducting a tank-venting diagnosis in a motor vehicle |