Complex sentence: In 1975, it was acquired by Sony Corporation, at this point, they were known throughout Europe for stylish and high-quality stereo equipment, designed by Hartmut Esslinger amongst others.
Split into simpler sentences: In 1975, it was acquired by Sony Corporation. At this point, they were known throughout Europe for stylish and high-quality stereo equipment, designed by Hartmut Esslinger amongst others.