Assignee
SHANGHAI INST OPTICS & FINE MECH CAS
CN·50 granted patents·6 pending applications·28 citations·filing 2014–2025
Top patents by PatentIndex Score
56 records- 0190US11604418B2Multi-channel device and method for measuring distortion and magnification of objective lensSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2021·Granted Mar 14, 2023·2 cites·9 claims
- 0283US11009336B2Method for wavefront measurement of optical imaging system based on grating shearing interferometrySHANGHAI INST OPTICS & FINE MECH CAS·Filed 2019·Granted May 18, 2021·3 cites·2 claims
- 0383US9658114B1Device for measuring point diffraction interferometric wavefront aberration and method for detecting wave aberrationSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2015·Granted May 23, 2017·5 cites·19 claims
- 0480US11946799B2Distributed fiber-optic acoustic sensing system and signal processing method using the sameSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2021·Granted Apr 2, 2024·1 cites·10 claims
- 0580US11098416B2Doped gallium oxide crystalline material and preparation method and application thereofSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2019·Granted Aug 24, 2021·2 cites·19 claims
- 0679US11215512B2Light intensity fluctuation-insensitive projection objective wave aberration detection device and detection method thereofSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2020·Granted Jan 4, 2022·1 cites·7 claims
- 0779US11029611B2Device and method for detecting projection objective wave-front aberrationSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2019·Granted Jun 8, 2021·2 cites·8 claims
- 0876US9766154B2Multi field point aberration parallel metrology device and method for lithographic projection lensSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2015·Granted Sep 19, 2017·3 cites·4 claims
- 0976US2026093173A1Extreme ultraviolet lithography mask pellicle inspection deviceSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2025·Application pending·0 cites
- 1072US10969274B2Method for detecting wavefront aberration for optical imaging system based on grating shearing interferometerSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2019·Granted Apr 6, 2021·1 cites·3 claims
- 1172US2025364766A1Method and facility for nanosecond laser spatial-temporal control in a direct-drive laser facility with double-cone ignition schemeSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2025·Application pending·0 cites
- 1271US10136078B2Random grating based compressive sensing wideband hyperspectral imaging systemSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2017·Granted Nov 20, 2018·3 cites·7 claims
- 1369US9709730B2Hollow-core photonic crystal fiber gas cell and method for preparing the sameSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2016·Granted Jul 18, 2017·3 cites·2 claims
- 1465US2024261887A1Dissimilar metal joint and electric resistance welding method for preparing the sameSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2024·Application pending·0 cites
- 1564US12378690B2Method for growing long-seed DKDP crystal by two-dimensional motionSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2023·Granted Aug 5, 2025·0 cites·5 claims
- 1660US2024393605A1Curved fork-like grating structure, curved fork-like grating, and preparation method thereforSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2024·Application pending·0 cites
- 1759US11888282B2Laser driving device and method for enabling uniform light fieldSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2021·Granted Jan 30, 2024·0 cites·11 claims
- 1859US2025114868A1High-strength steel laser welding filler, joint and methodSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2023·Application pending·0 cites
- 1956US12099238B2Device and method for splicing array optical fiber with large-size quartz end capSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2021·Granted Sep 24, 2024·0 cites·6 claims
- 2056US9488525B2Method and apparatus for femtosecond laser pulse measurement based on transient-grating effectSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2014·Granted Nov 8, 2016·2 cites·4 claims
- 2155US11788829B2Simultaneous phase-shift point diffraction interferometer and method for detecting wave aberrationSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2022·Granted Oct 17, 2023·0 cites·8 claims
- 2255US11720060B2Single-shot Fresnel non-coherent correlation digital holographic device based on polarization-oriented planar lensSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2021·Granted Aug 8, 2023·0 cites·4 claims
- 2354US11890701B2Resistance spot welding electrode capSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2018·Granted Feb 6, 2024·0 cites·15 claims
- 2453US11597035B2Debris-free laser ablation processing assisted by condensed frost layerSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2020·Granted Mar 7, 2023·0 cites·8 claims
- 2552US11561082B2Method for compensation during the process of wavefront reconstruction in grating-based lateral shearing interferometrySHANGHAI INST OPTICS & FINE MECH CAS·Filed 2021·Granted Jan 24, 2023·0 cites·6 claims
- 2651US12001052B2Radiation-resistant laser optical fiber preform core rod and preparation method thereforSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2020·Granted Jun 4, 2024·0 cites·11 claims
- 2750US12224546B2Ultrastable laser system based on polarization-maintaining optical fiberSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2022·Granted Feb 11, 2025·0 cites·5 claims
- 2850US11340118B2Method for high-accuracy wavefront measurement base on grating shearing interferometrySHANGHAI INST OPTICS & FINE MECH CAS·Filed 2021·Granted May 24, 2022·0 cites·3 claims
- 2949US12339166B2Broadband super-Rayleigh speckle correlated imaging spectral camera based on dispersion compensation and imaging method thereofSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2022·Granted Jun 24, 2025·0 cites·4 claims
- 3049US12025819B2Picometer optical comb, and device and method for generating the sameSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2020·Granted Jul 2, 2024·0 cites·6 claims
- 3148US11668625B2Apparatus and method for detecting wavefront aberration of objective lensSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2021·Granted Jun 6, 2023·0 cites·3 claims
- 3248US11175220B2Surface defect measuring apparatus and method by microscopic scattering polarization imagingSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2020·Granted Nov 16, 2021·0 cites·2 claims
- 3348US10969348B2Device and method for measuring in-situ time-resolved X-ray absorption spectrumSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2019·Granted Apr 6, 2021·0 cites·3 claims
- 3447US12162112B2Mid-frequency error-free machining method under magneto-rheological polishing magic angle-stepSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2021·Granted Dec 10, 2024·0 cites·2 claims
- 3547US11780768B2Photodarkening-resistant ytterbium-doped quartz optical fiber and preparation method thereforSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2019·Granted Oct 10, 2023·0 cites·10 claims
- 3647US11092218B2Good-orientation, low-drift micro-movement subassembly for angle adjustmentSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2019·Granted Aug 17, 2021·0 cites·4 claims
- 3747US10670806B2Method for preparing film micro-optical structure based on photolithography and chemomechanical polishingSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2019·Granted Jun 2, 2020·0 cites·16 claims
- 3845US11555971B2Apparatus and method for coupling the spatial light to the optical fiber light for achieving the stability of an optical axis without a position detectorSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2019·Granted Jan 17, 2023·0 cites·19 claims
- 3942US12099002B2Single-beam photothermal measurement apparatus and measurement method for absorptive defectsSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2021·Granted Sep 24, 2024·0 cites·3 claims
- 4041US11486053B2Method for rapid growth of long seed KDP-type crystalsSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2021·Granted Nov 1, 2022·0 cites·4 claims
- 4141US2020284300A1Low-drift optical mountSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2019·Application pending·0 cites
- 4240US12372414B2Device and method for phase imaging and element detection based on wavefront modulationSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2022·Granted Jul 29, 2025·0 cites·6 claims
- 4339US11086192B2Single shot autocorrelator for measuring the duration of an ultrashort pulse in the far fieldSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2019·Granted Aug 10, 2021·0 cites·4 claims
- 4438US10289150B2Micro-movement subassembly for angle adjustmentSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2017·Granted May 14, 2019·0 cites·1 claims
- 4537US11543692B2High laser damage threshold reflective light addressing liquid crystal spatial light modulator for linearly polarized light at 1053 nmSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2020·Granted Jan 3, 2023·0 cites·8 claims
- 4637US10201874B2Method and apparatus for realizing tubular optical waveguides in glass by femtosecond laser direct writingSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2016·Granted Feb 12, 2019·0 cites·3 claims
- 4735US12007259B2Multi-dimensional spatial positioning system and method for disturbance sourceSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2019·Granted Jun 11, 2024·0 cites·15 claims
- 4835US11726407B2Integrated super-resolution laser direct-writing device and direct-writing methodSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2018·Granted Aug 15, 2023·0 cites·8 claims
- 4934US9804502B2Illumination device and method for using the same in the projection lithography machineSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2015·Granted Oct 31, 2017·0 cites·4 claims
- 5034US9559411B2Method for producing infrared ZnS domesSHANGHAI INST OPTICS & FINE MECH CAS·Filed 2015·Granted Jan 31, 2017·0 cites·5 claims
Showing the top 50 of 56 patent records by PatentIndex Score.
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