There followed a number of mergers and tie-ins over the first few decades of the company’s establishment. Firstly, the company merged with Japan-US Recorders Manufacturing in 1912 and then, in 1928, the brand Columbia was introduced when the company became Japan Columbia Recorders. A further change of name occurred in 1946 when the company renamed itself Nippon Columbia. Finally, in 2001, Denon was spun off as a separate company with 98% held by Ripplewood Holdings and 2% by Hitachi. In 2002, Denon merged with Marantz to form D&M Holdings.
Since its establishment, the company has produced some remarkable products; In the year 1939, it launched the first professional-use disc recorder. In 1959, it commenced the production of open-reel audio tapes. Soon in 1964, it started sales of audio cassette tapes. In 1972, the company introduced the world’s first viable 8 channel digital recorder. Later in 1988, it introduced a range of AV amplifiers. In the beginning of the 20th century, the company produced first Mini system with 5.1 surround sound. And in 2008, Denon announced the world's first Universal Blu-ray player capable of DVD-Audio and SACD playback. It is also known for high-end AV receivers and moving coil phonograph cartridges. Two M-series models, the Denon M31 and M30, were the most successful radio hi-fi's in the mid-2000s.
Denon has received several awards in its history; in the year 1977, it was awarded US Billboard magazine's "Trendsetter Award” for outstanding contribution to the industry. In 1980, it was given the 13th Montreux International Diplome d’honneur technique award. In the year 1990, it was awarded three component awards at Paris hi-fi show. Last but not the least, in 1994, Denon was awarded European Audio’s “Innovation of the Year” award.
Denon’s solutions are often born by passionately studying examples from the widest array of imaginable fields–including physics, electronics, mechanical engineering, art and nature.