Hasan Kamel al-Sabbah, Lebanese engineer and inventor in United States (Nabatieh 16 August 1895 – Lewis, New York State 31 March 1935)

Established many techniques for protection of the excitation transformers over current and rotor over load

PATENTS (70 US and foreign being 27 on solar power)

Solar cell (1930)

Converters

Circuits for use with rectifiers

5 on electric distribution, transforming and translating circuits

3 on TV transmission of pictures and views

2 on cathode ray tube (As Sabah cathode ray tube)

6 on rectifying compound systems

24 on electric power conversion and excitation systems

4 on pressure and temperature control

6 on rectifying and rectifiers

? on vapour electric arc