A Ritou, P Voarino - US Patent 11,141,941, 2021 - Google Patents
A moulding device, for forming lenses by moulding, includes: a moulding element including indentations formed in a face of the moulding element; a transparent plate held with respect …
C Dominguez - US Patent 10,715,079, 2020 - Google Patents
The process for manufacturing a photovoltaic concentrator comprising a photovoltaic substrate (2) equipped with a plurality of photovoltaic cells (5), and an optical structure (1) …