KTM Two years later in 1962, Hans Trunkenpolz also died of a heart attack. His son "Erich Trunkenpolz" took charge of the company's management. As the company continued to expand, the workforce totaled 400 in 1971, and forty years after it was founded, KTM was offering 42 different models. Besides, KTM was able to produce motorcycles for the racing industry. During the 1970s and 80s, KTM also started to develop and produce motors and radiators. Radiators sold to European car manufacturers constituted a sizable part of the company's business in the 1980s. In 1978, US subsidiary "KTM North America Inc." was
Mattighofen Mattighofen Mattighofen is a town in the district of Braunau am Inn, part of the Innviertel region, in the Austrian state of Upper Austria. Initially Mattighofen belonged to the stem duchy of Bavaria, that became a part of Francia. In 757 a Kaiserpfalz (palace) of the ruling Carolingian dynasty was documented here. On the Frankfurt synod of 1007 Emperor Henry II granted the Mattighofen estates to the newly created Bishopric of Bamberg. It was acquired by the House of Wittelsbach in the 16th century and affected by the War of the Bavarian Succession after which it passed to the Archduchy