2001
As main shareholders of the SCRT® patent with the companies Daimler and Johnson Matthey, we are one of the founders of the leading exhaust gas treatment technology today in vehicles of Generation Euro6/VI
Since 2000
Since 2000: We develop nano-scale coatings for diesel exhaust gas treatment, a decisive basis for the present flexibility in the structuring of sintered metal filters.
1996
Likewise, we have also manufactured the first retro-fittable controlled catalyzer (HJS-Kat-2000) and launched it on the market.
1985
We are forerunners in Germany in producing 3-way catalytic converters for retrofitting on spark ignition engines.
1976
As the first company to supply finished fabricated installation sets for cars in workshops.