Patent assignee · CN · UNIVERSITY

Shanghai Institute of Optics And Fine Mechanics, Chinese Academy of Sciences

61Patents
61Active
61Granted
56Portfolio score

Filing activity: Nov 23, 2006 → Mar 23, 2023 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7739962B2 Optical tables Emerging Cross-Sectional Technologies 5 Active
US9116259B2 Three dimensional angular adjustable optical mount Physics 3 Active
US11029611B2 Device and method for detecting projection objective wave-front aberration Physics 2 Active
US9709730B2 Hollow-core photonic crystal fiber gas cell and method for preparing the same Physics 2 Active
US9766154B2 Multi field point aberration parallel metrology device and method for lithographic projection lens Physics 2 Active
US9297744B2 Device and method for measuring phase retardation distribution and fast axis azimuth angle distribution in real time Physics 2 Active
US11009336B2 Method for wavefront measurement of optical imaging system based on grating shearing interferometry Physics 2 Active
US10136078B2 Random grating based compressive sensing wideband hyperspectral imaging system Physics 2 Active
US9121788B2 Device and method for detecting optical performance of beam shaping element Physics 1 Active
US9658114B1 Device for measuring point diffraction interferometric wavefront aberration and method for detecting wave aberration Physics 1 Active
US11098416B2 Doped gallium oxide crystalline material and preparation method and application thereof Chemistry; Metallurgy 1 Active
US10969274B2 Method for detecting wavefront aberration for optical imaging system based on grating shearing interferometer Physics 1 Active
US9488525B2 Method and apparatus for femtosecond laser pulse measurement based on transient-grating effect Physics 1 Active
US11215512B2 Light intensity fluctuation-insensitive projection objective wave aberration detection device and detection method thereof Physics 1 Active
US9863841B2 Measuring device having ideal wavefront generator for detecting point diffraction interferometric wavefront aberration of measured optical system and method for detecting wavefront aberration thereof Physics 0 Active
US9036154B2 Four-axis four-subdividing interferometer Physics 0 Active
US12224546B2 Ultrastable laser system based on polarization-maintaining optical fiber Electricity 0 Active
US11604418B2 Multi-channel device and method for measuring distortion and magnification of objective lens Physics 0 Active
US12007259B2 Multi-dimensional spatial positioning system and method for disturbance source Physics 0 Active
US12099238B2 Device and method for splicing array optical fiber with large-size quartz end cap Physics 0 Active
US9559411B2 Method for producing infrared ZnS domes Chemistry; Metallurgy 0 Active
US11888282B2 Laser driving device and method for enabling uniform light field Electricity 0 Active
US11227632B2 Radial servo device for super-resolution optical disc and servo control method therefor Physics 0 Active
US10969348B2 Device and method for measuring in-situ time-resolved X-ray absorption spectrum Physics 0 Active
US11175220B2 Surface defect measuring apparatus and method by microscopic scattering polarization imaging Physics 0 Active

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