Diagnostic apparatus and instruments for externally-driven and self-propelled internal combustion engines, namely, electronic automotive analyzers for testing engine performances and electronic circuits; monitoring apparatus and instruments for the operating state of internal combustion engines, namely, electronic sensors for testing emissions, pressure, temperature, fuel consumption, and engine speed; electronic sensors and scientific instrumentation for the thermodynamic assessment of internal combustion engines; diagnostic and monitoring apparatus and instruments for vehicle batteries, namely, battery acid testers and ammeters; measuring and evaluation facilities for the interpretation and analysis of the driving behavior of motor vehicles, namely, calibrating spectrometers for emission calibration, brake testing equipment, transmission testing equipment and torque measuring equipment in the nature of digital torque gauges; electric or electronic sensors for measuring, testing, and monitoring, voltage, current, electric resistance, gas flow, gas concentration, pressure, quantity and concentration of fluids in hydraulic and pneumatic systems; electrical and electronic velocity controls; optical sensors, capacitive and inductive measuring electrical transducers; devices for measuring the composition of exhaust gases, namely, electric meters in the nature of densitometers, for use in industrial materials testing; angle encoders, speed measuring apparatus and instruments, namely, odometers; measuring tools, namely, flow meters, temperature meters, not for medical use, sound level meters for measuring structure-borne noise and airborne noise; computer programs and computer control programs for the operation and testing of internal combustion engines and for the study of exhaust gas emissions, their occurrence and reduction, and for tensions, strains, oscillations, noise development, noise propagation, and noise emission; sensors and measuring probes, not for medical use, for measuring the oxygen partial pressure, the carbon dioxide partial pressure, and hydrogen ion concentration; concentration meters for determining the concentration of a material contained in a substance; fuel cells, batteries, and accumulator cells for vehicles, electric controls for vehicles, namely, electronic controls for gasoline engines for land vehicles

Engineering research in the fields of manufacture of internal combustion engines and measuring technology, engineer work, preparation of expert work and expert opinions; engineering services in the fields of development, design, calculation, and construction planning of internal combustion engines, experimental engines, and parts thereof; product development, namely, component development for internal combustion engines and other types of machines; engineering services in the fields of calculation and development of low-exhaust combustion methods and lean-burn engines; product development, namely, development of drive assemblies, vehicle development; calibration, namely, transient measurement of exhaust gases and particle emissions and measurement evaluations in the fields of chemical and spectroscopic analysis of exhaust gases and particle emission; scientific study of the overall behavior, noise development, and noise damping; scientific research and development, namely, developments and calculations for noise reduction on engines and transmissions