Not until the Sony Walkman ... Sony’s existing TC-D5 cassette players. The charge fell to Sony designer Norio Ohga, who built a prototype out of Sony’s Pressman cassette recorder in time ...

Now, Sony has finally decided that the time has come to move on, and honestly, we can only wonder what took so long. The company is still producing TCM-400, TCM-410 and TCM-450 cassette recorders ...

traveled often for business and would find himself lugging Sony’s bulky TC-D5 cassette recorder around to listen to music. He asked Norio Ohga, then Executive Deputy President, to design a ...

From that self-serving request — made over three decades ago by frustrated Sony co-chairman Masaru Ibuka and serviced by Sony’s tape recorder ... to semi-portable cassette-wielding “boombox ...