History of science and technology in Japan at the Computer Technique Group, Japan, in 1967. The first electronic printer was the EP-101, invented by Japanese company Epson and released in 1968. The world's first inkjet printer was Casio's Typuter, released in 1971. Thermal transfer printing was invented by SATO corporation, a Japanese company. They produced the world's first thermal transfer label printer, SATO M-2311, in 1981. The concept of a single-chip microprocessor CPU (central processing unit) was conceived in a 1968 meeting in Japan between Sharp engineer Tadashi Sasaki and an unnamed female software engineering researcher from Nara Women's College. He discussed the concept at a brainstorming
Mechanical calculator each digit. The Dalton adding machine, manufactured from 1902, was the first to have a 10 key keyboard. Electric motors were used on some mechanical calculators from 1901. In 1961, a comptometer type machine, the Anita mk7 from Sumlock comptometer Ltd., became the first desktop mechanical calculator to receive an all electronic calculator engine, creating the link in between these two industries and marking the beginning of its decline. The production of mechanical calculators came to a stop in the middle of the 1970s closing an industry that had lasted for 120 years. Charles Babbage designed two new kinds of