Qian Li

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Hangzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Multi-channel array spectrometer and method for using the same
- Patent number 7,978,324
- Issue date Jul 12, 2011
- Everfine Photo-E-Info Co., Ltd
- Jian-gen Pan
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Optical Radiation Measurement Method and Device
- Publication number 20250003799
- Publication date Jan 2, 2025
- HANGZHOU EVERFINE PHOTO-E-INFO CO., LTD.
- Jiangen PAN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Measurement method and device of near-eye display
- Publication number 20240310626
- Publication date Sep 19, 2024
- HANGZHOU EVERFINE PHOTO-E-INFO CO., LTD.
- Jiangen PAN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INTEGRATING SPHERE PHOTOMETER SPECTRAL RESPONSE MEASUREMENT METHOD...
- Publication number 20230408330
- Publication date Dec 21, 2023
- HANGZHOU EVERFINE PHOTO-E-INFO CO., LTD.
- Jiangen PAN
- G01 - MEASURING TESTING
Information Patent Application
Multi-channel array spectrometer and method for using the same
- Publication number 20080259318
- Publication date Oct 23, 2008
- EVERFINE PHOTO-E-INFO CO., LTD.
- Jian-gen Pan
- G01 - MEASURING TESTING