Berkeley, California
United States
1
2018-10-04
David Salk from Berkeley, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Ophthalmic Lenses with Variable Optical Absorption Spectra Suitable for Converting the Optical Absorption Spectra of Prescription Lenses to One with an Exponential Dependence on the Wavelength over the Visible Spectrum
2313481 ⎘