Computer programs, software and control programs for the operation and testing of internal combustion engines; computer programs, software and control programs for the collection of data to study of exhaust gas emissions, their occurrence and reduction, for strains, stresses, oscillations, noise generation, noise propagation, and noise emission; computer programs, software and control programs to control flow processes and combustion processes and fuel-mixture generation and charging processes and fuel-mixture laminating processes within an engine; computer programs, software and control programs for the evaluation and development of engines, gear drive, transmission topologies, vehicles and operational strategies; computer programs, software and control programs for the qualitative and quantitative assessment of the exhaust of engines and vehicles; computer programs, software and control programs for the assistance of the test engineer during the performance of the calibration of engines and vehicles; computer programs, software and control programs for controlling diagnostic and monitoring apparatus and instruments for vehicle batteries and fuel cells; computer programs, software and control programs for the assessment, simulation and development of electric motors, their power electronics and hybrid drives; computer programs, software and control programs for the thermo-dynamical assessment of internal combustion engines; computer programs, software and control programs for comparing evaluation of vehicles or vehicle component, in particular drive chain components, or vehicle characteristics, in particular drive chain characteristics; computer programs, software and control programs for the management, assessment and analysis of test data; computer programs, software and control programs for the operation of web shops, in particular for spare parts; computer programs, software and control programs for testing of air conditioning systems in vehicles and the operation of air conditioning service apparatus ; computer programs, software and control programs for testing and the assessment of advanced driver assistance systems; computer programs, software and control programs for testing and the assessment of on-board electrics and on-board electronics of vehicles; computer programs, software and control programs for monitoring the performance and the assessment of mandatory emission tests on vehicles; computer programs, software and control programs for controlling oscilloscope measurement technology; computer programs, software and control programs for controlling rotation speed control counters; software for calibration, for simulation and analysis of safety-related systems and control apparatus; diagnostic apparatus and instruments for determining vehicle battery failure; monitoring apparatus and instruments for monitoring performance characteristics of vehicle batteries; diagnostic apparatus and instruments for determining externally and internally driven internal combustion engine failure; monitoring apparatus and instruments for monitoring performance characteristics of externally and internally driven internal combustion engines; sensors, measuring probes and apparatus for measuring, probing and monitoring the concentration of electrolytes; sensors, measuring probes and apparatus for measuring, probing and monitoring the hydrogen ion concentration; sensors, measuring probes and apparatus for measuring, probing and monitoring the carbon dioxide partial pressure; sensors, measuring probes and apparatus for measuring, probing and monitoring the oxygen partial pressure; fiber optical sensors and instruments for simultaneous measurement of various parameters in the field of oxygen partial pressure, carbon dioxide partial pressure, hydrogen ion concentration, concentration of electrolytes; electrochemical electrodes; micro electrodes; micro-optical and micro-electrochemical sensors with evaluation electronics; optical sensors; reference electrodes; capillary electrodes; electrode testing devices for monitoring performance of electrodes; calibrating apparatus and instruments for sensors and measuring devices; devices for measuring the composition of exhaust; devices for measuring the structure-borne noise and airborne noise; measuring and evaluation apparatus and instruments for the evaluation and analysis of drivability of vehicles; measuring and evaluation apparatus and instruments for the thermo-dynamical evaluation of combustion engines; measuring apparatus and instruments for determination of the resonance behavior of piezoelectric pressure sensors; piezoelectric resonators; piezoelectric and electro-acoustic components, namely, piezoelectric and electro-acoustic switches for use in test stands and vehicles; electro-optical measuring apparatus and instruments for use in inspection and measurement of industrial components; velocity determining measuring apparatus and instruments; torsional vibration measuring apparatus and instruments; acceleration sensors; pressure sensors; flow rate meters; flow rate regulators for industrial use; electric charge amplifiers; electronic liquid level measuring sensors; high-pressure sensors; capacitive distance measuring apparatus and instruments for top dead center of piston engines; capacitive and inductive measuring electrical transducers; densitometers not for medical use; temperature measuring devices not for medical purposes; test beds, test machines, test devices and testing apparatus and testing instruments for the testing of air plane components; instruments and devices for determining the concentration of a material contained in a substance, namely, concentration meters

Maintenance of internal combustion engines and vehicles; maintenance, adjustment and calibration of electronic measuring, testing and monitoring devices, except for software; maintenance, adjustment and calibration of electronic measuring, testing and monitoring apparatus and instruments, except for software

Organization and performance of training courses and classes for company personnel and guest engineers in the field of engine design, engine research, and engine development; organization and performance of training courses and classes for company personnel and guest engineers in the field of measurement technology; organization and performance of training courses and classes for company personnel and guest engineers in the field of automotive measurement technology in connection with electrical, electronical, computer-aided, mechanical diagnostics of vehicles; organization and performance of training courses and classes for company personnel and guest engineers in the field of vehicle assessment; organization and performance of training courses and classes for company personnel and guest engineers in the field of exhaust measurement

Scientific and technological services, namely research and design services in the field of the assessment and examination of vehicles and their components; technical and strategical evaluation in the form of quality control for others in the field of the assessment and examination of vehicles and their components; industrial analysis of vehicles to assure compliance with industry standards; design and development of methods, processes and software for calibration of engines and of land, air, and sea vehicles; development of measuring probes and measuring apparatus; development of test stands, of manufacturing test stands, of testing devices, of measuring devices, and of experimental equipment for machines and work machines; analysis and study, namely, research in the field of the influence of engine components and of exhaust after-treatment components; analysis and study, namely, research in the field of data status of electronic control units (ECU); analysis and study, namely, research in the field of the influence of the environmental effect and various fuels and lubricating oils on the resulting particle emissions and gaseous emissions in general; analysis and study, namely, research in the field of the influence of fuels and lubricating oils on exhaust emissions and on the abrasive and corrosive wear of engine components and resulting particle emissions; design and development of computer programs, software and control programs for the testing of internal combustion engines and for study of exhaust gas emissions, their generation and reduction, and for stresses, strains, vibrations, noise generation, noise propagation and noise radiation; design and development of computer programs for testing and calibration of combustion engines; design and development of computer programs for the study of exhaust gas emissions, their occurrence and reduction; design and development of computer programs for the operation and testing of hybrid motors, hybrid drives, electric motors and power electronics of vehicles; design and development of computer programs for the operation and testing of fuel cells, batteries and accumulators; development and maintenance of websites, in particular of web shops for spare parts; research in the field of engine construction and measurement technology and engine testing and measurement technology testing, engine calibration, component testing and test bed automation, vehicle automation and HiL-automation; transient measurement of exhaust gas and particle emission; chemical and spectroscopic analysis of exhaust gases and particle emissions; calibration of electronic measuring, testing and monitoring devices; calibration of electronic measuring, testing and monitoring apparatus and instruments