Incorporation of the company HJS H.J. Schulte KG
Silencer mounting kits

Start of the catalytic converter manufacturing

Beginning of the development work for diesel exhaust technologies

Introduction of the CRT®-System [Continuously Regenerating Trap] for diesel emission control in cooperation with Johnson Matthey/England
Start Development SCR Technic (Reduction of notrogen oxides/Basis Ammonium Carbamate)

Retro-Fit system KAT-2000
Award of the Automechanika Preis for innovative developments of the Automobile trade of HJS

Foundation of ADC Automotive Development Corporation (Pty) Ltd.
and HJS Automotive Technology (Pty) Ltd., Port Elizabeth/South Africa.

Acquisition of Schmidt/Donzdorf Muffler Company
Conception of the SCRT^® System
(SCRT^® = Particulate-Filter + Denoxation for diesel engines)
Award of the BDI- Preis for the SCRT^®-System
(SCRT^® = Selective CatalyticReductionTechnologie)

Introduction of the retro-fit catalytic converters G-Kat) in Beijing/China

Formation of joint venture with PUREM, development of Diesel exhaust systems for commercial vehicle (DaimlerChrysler AG / HJS)

Introduction of the development Diesel Particulate Filter (Jetfilter®) for diesel passenger cars.
Know-how contribution to cooperation with Robert Bosch.
Placing JET-Filter Licence Pass. Car, HJS to Robert BOSCH GmbH.

Award of the German Environmental Prize 2003 to Hermann J. Schulte for development of the Diesel Particulate Filter made of sintered metal.
Sale of HJS PUREM shares to DaimlerChrysler AG

HJS is honoured with the distinction "Selected Landmark 2006"

In the scope of the initiative “Germany – Land of Ideas” HJS was selected by the German Government and the German Industry Association (BDI) for its innovative concept and development of the diesel particulate filter made of sintered metal.