Beijing, May 28 -- State Intellectual Property Office of China has received Shanghai Baichu Numerical Control Tech Co Ltd patent application for Vibrating Lens Adhesion Calibration Device and Adhesion Calibration Method. Yu Jiawei, Yang Fan and Zhang Nana developed the invention. The patent application number is CN20251157949..

Beijing, May 28 -- Jiangsu New Sunshine Tube Ind Co Ltd has submitted a patent application for Rust-resistant Stainless Steel Pipe Coated with Plastic and Production Process Thereof. This invention was developed by Qian Haitao, Zhao Jun and Zhao Xia. The patent application number is CN202511439578 20251010. The patent publica..

Beijing, May 28 -- State Intellectual Property Office of China has received Xi'an Shiyou University patent application for Pulse Fiber Laser with Tunable Wavelength. Lin Qimeng, Gang Tingting, Zhang Chun, Yang Xiaojin and Lu Baole developed the invention. The patent application number is CN20251216258 20251230. The patent publi..

Beijing, May 28 -- Shanghai Institute of Optics and Fine Mechanics Chinese Academy of Sciences has applied Chinese patent for High-efficiency Visible Light Super-continuum Spectrum Generation Method and Device. Liao Meisong, Yu Shizi, Wang Tianxing, Wang Wei, Wan Lipeng, Wang Jiaqi and Chen Weibiao developed it. The patent ap..

Beijing, May 27 -- Wuhan Changjin Photon Tech Co Ltd has submitted a patent application for Linear Polarization Fiber Laser Module and Method for Improving Output Laser Performance. This invention was developed by Liao Shibiao, Xu Zhongwei and Cao Qiong. The patent application number is CN202511346180 20250919. The patent pub..

Beijing, May 27 -- State Intellectual Property Office of China has published Nanjing University of Information Science & Technology patent application for Linear Cavity Nonlinear Amplification Loop Mirror Mode-locked Fiber Laser. The invention was developed by Road & Bridge and Zhao Xiuquan. The patent application number is CN2..

Beijing, May 27 -- Jilin University has submitted a patent application for High-energy Pulse Laser System Based on Space-time Mode Locking. This invention was developed by Gao Bo, Wen Honglin, Zhou Luyao, Li Qi, Qiao Feihong, Li Yingying, Wu Qiong, Ru Yuxing, Gu Haijun and Liu Lie. The patent application number is CN20251197524..

Geneva, May 26 -- Wuhan Raycus Fiber Laser Technologies has applied WIPO patent for Semiconductor Laser. Tang Ruilai, Guo Chengcheng, Lu Yuan, Wang Wenjuan and Yan Dapeng developed it. The patent application number is WO2025CN98915 20250604. The patent publication number is WO2026103095 (A1). International Patent Classification..

Geneva, May 26 -- World Intellectual Property Organization has received Wuhan Raycus Fiber Laser Technologies patent application for Multi-wavelength Laser. Zhou Hong, Zhu Qixin, Pan Jun, Li Feng, Yao Zejun, Leng Zhuoyan, Luo Juekui, Huang Zhongya, Shi Jianhong and Yan Dapeng developed the invention. The patent application nu..

Beijing, May 26 -- State Intellectual Property Office of China has received The 10th Research Institute of China Electronics Technology Group patent application for Optical Fiber Multiplexer and Preparation Method Thereof. Long Runze, Zhang Liming, Zhang Xuexia, Xie Ziyan, Hu Chuanzhou and Zhao Hong developed the invention. T..

Beijing, May 25 -- Xi'an Institute of Optics and Precision Mechanics, CAS and Shandong University have sought patent for Parallel Laser Engraving Processing Device and Method for Die Hierarchical Structure. This invention was developed by Li Xun, Li Ming, Li Chenchen and Wang Hao. The patent application number is CN2025117508..

Beijing, May 23 -- State Intellectual Property Office of China has released Changchun University of Science and Technology patent application for Preparation Method of High-power Low-divergence-angle Near-infrared Semiconductor Laser. This invention was developed by Feng Yuan, Jia Huimin, Guo Lijun, Wei Zhipeng, Yan Changling, T..

Beijing, May 23 -- Changchun University of Science and Technology has applied Chinese patent for High-power Low-divergence-angle Near-infrared Semiconductor Laser. Feng Yuan, Yang Jinghang, Geng Weichen, Jia Huimin, Yan Changling, Wei Zhipeng, Zhang He, Tang Jilong and Guo Lijun developed it. The patent application number is CN..

Beijing, May 23 -- Beijing University has applied Chinese patent for Saturable Absorber, Preparation Method and Application Thereof, and Fiber Laser. Liu Kaihui, Shao Jiahui, Lin Kaifeng and Hong Hao developed it. The patent application number is CN202410985227 20240722. The patent publication number is CN121395036 (A). Interna..

Beijing, May 23 -- Beihang University has applied Chinese patent for Ultra-narrow Linewidth Continuous Wave Low-noise Optical Fiber Seed Laser Generation System. Zhou Xinxiu, Xie Wenxiang, Ma Yingjie and Zhao Wenlei developed it. The patent application number is CN202511542336 20251027. The patent publication number is CN121395..

Beijing, May 23 -- State Intellectual Property Office of China has released Changzhou Power Supply Branch Of State Grid Jiangsu Electric Power Co Ltd patent application for Ultra-narrow Linewidth Fiber Laser Based on Distributed Feedback and Output Method. This invention was developed by Sun Ying, Cao Bangqi, Qian Ying, Zhang Pe..

Beijing, May 23 -- The 10th Research Institute of China Electronics Technology Group has filed a patent application for Single-mode Output Optical Fiber Amplifier and Optical Fiber Laser System. This invention was developed by Fang Yitao, Yu Yang, Zhang Xu, Cheng Dan, Hu Xiaolei, Song Kuiyan, Sun Rufeng, Wang Tianyi, Wang Xiaoya..

Beijing, May 23 -- Wuhan Toplight Tech Co Ltd has applied Chinese patent for C + L Wave Band Optical Fiber Amplification Module and Optical Fiber Laser. Zhou Yuanpeng, Chen Yang and Chu Yingbo developed it. The patent application number is CN202511329487 20250917. The patent publication number is CN121395021 (A). Internationa..

Beijing, May 23 -- Tsinghua University has submitted a patent application for Low-repetition-frequency Fiber Laser Active Coherent Phase Locking Method Based on Laser Waveform Self-reference Optimization Algorithm. This invention was developed by Zhang Haitao, Yang Zhuoyi and Huang Yixuan. The patent application number is CN202..

Beijing, May 22 -- State Intellectual Property Office of China has published The 10th Research Institute of China Electronics Technology Group patent application for Optical Fiber Clamp for Optical Fiber Laser and Optical Fiber Coiling Method. The invention was developed by Zhang Xuexia, Zhang Liming, Zhang Kun, Zhao Hong, Long ..

Beijing, May 22 -- State Intellectual Property Office of China has published Tianjin Wode Petroleum Tech Co Ltd patent application for Preparation Method of Laser Cladding Integrated Anticorrosive Coating. The invention was developed by Li Shuang. The patent application number is CN202511574973 20251031. The patent publicatio..