Patent assignee · US · COMPANY

Phosistor Technologies, Inc.

8Patents
1Active
8Granted
31Portfolio score

Filing activity: Jul 26, 2001 → Aug 7, 2008 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6888989B1 Photonic chip mounting in a recess for waveguide alignment and connection Physics 43 Expired
US6879757B1 Connection between a waveguide array and a fiber array Physics 39 Expired
US7426328B2 Varying refractive index optical medium using at least two materials with thicknesses less than a wavelength Physics 36 Expired
US7643719B1 Superlens and a method for making the same Physics 35 Expired
US7303339B2 Optical beam transformer module for light coupling between a fiber array and a photonic chip and the method of making the same Physics 33 Expired
US6984538B2 Method for quantum well intermixing using pre-annealing enhanced defects diffusion Electricity 9 Expired
US6878562B2 Method for shifting the bandgap energy of a quantum well layer Electricity 9 Expired
US7616856B2 Varying refractive index optical medium using at least two materials with thicknesses less than a wavelength Physics 4 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.