Sinclair Executive [SEP] discoverer or inventor
Sinclair Executive
The Sinclair Executive was the world's first "slimline" pocket calculator, and the first to be produced by Clive Sinclair's company Sinclair Radionics. Introduced in 1972, there were at least two different versions of the Sinclair Executive, with different keyboard markings, and another called the Sinclair Executive Memory, introduced in 1973.
Its small size was made possible by pulsing the current to the Texas Instruments TMS1802 "calculator on a chip" integrated circuit, reducing the power consumption by a factor of more than 10
noted as discoverer of antioxidants for rubber.
- 1957 Arthur W. Carpenter - past president of ASTM, known for contributions to quality control for rubber
- 1958 Joseph C. Patrick - Thiokol Chemical Company inventor of first American synthetic elastomer - Thiokol (polymer)
- 1959 Fernley H. Banbury - Farrel Corporation executive and inventor of the Banbury mixer
Recipients 1960s.
- 1960 William B. Wiegand - researcher at Columbian Carbon Co. who demonstrated the effect of carbon black particle size on rubber reinforcement
- 1961 Herbert A. Winkelmann - B.