Holds 44 national patents, with 34 of them being authorized.

[1] Dan Guo; Zheng Zhang; Jiabao Guo; Fei Wang; Meng Wang; A three-dimensional micro-motion magnification method based on 3D Gaussian, March 31, 2026 (under substantive examination), China, 202511590354.0.

[2] Zibo Yan; Wei Qian; Zihang Xu; Longlong Yan; Xiaoning Tian; Dan Guo; A remote heart rate detection method based on domain adaptation, September 30, 2025 (under substantive examination), China, 202510497875.5.

[3] Dan Guo; Gaoji Su; Wei Qian; Jinyang Huang; Zhangling Duan; Meng Wang; A remote physiological signal estimation method and system based on diffusion models, May 6, 2025 (granted), China, 202510186180.5.

[4] Jinyang Huang; Yutong Guo; Jiacheng Zhao; Hanzhen Li; Shuangzhen Hu; Muyang Zhou; Aoxiang Shan; Meng Wang; Xiang Zhang; Huan Yan; Dan Guo; Meng Wang; A contactless pen-holding posture calibration method and system based on horizontal and vertical stroke decomposition, September 26, 2025 (granted), China, 202511015476.7.

[5] Jinyang Huang; Yutong Guo; Jiacheng Zhao; Fengqi Cui; Tianyue Zheng; Dan Guo; Meng Wang; An emotion detection method based on spatiotemporal feature fusion of facial keypoints, November 25, 2025 (granted), China, 202511370987.0.

[6] Jingjing Hu; Jing Zhang; Yao Zhao; Dan Guo; A human activity detection system and method based on time-frequency dual-path sensor fusion, August 5, 2025 (under substantive examination), China, 202510375134.X.

[7] Dan Guo; Jiahui Sun; Jing Zhang; A grammar-controllable video caption generation method and system based on dynamic gated decoding, August 26, 2025 (under substantive examination), China, 202510617010.8.

[8] Dan Guo; Shuqing Sun; Peijie Sun; Meng Wang; An intent-based purchase preference-aware multi-behavior recommendation method, November 25, 2025 (under substantive examination), China, 202510850552.X.

[9] Dan Guo; Dongxing Duan; Jingyuan Xu; Feiyang Liu; Meng Wang; A pixel-level gaze target prediction method based on multimodal joint optimization, December 26, 2025 (under substantive examination), China, 202511246581.1.

[10] Jinxing Zhou; Dan Guo; Zhangbin Li; Meng Wang; An audio-visual video question answering method and system based on multimodal heterogeneous graphs, March 25, 2025 (granted), China, 202411823994.7.

[11] Shengeng Tang; Jun Yao; Xu Wang; Xueyu Xiu; Xiaohu Dong; Weiyin Tan; Dan Guo; A sign language generation system and method based on multimodal semantic interaction enhancement, November 12, 2024 (granted), China, 202410630950.6.

[12] Jiehui Tang; Xueliang Liu; Dan Guo; Yichen Cai; Jinyan Zhang; Yulu Ye; A lightweight personalized face visual dubbing method, July 26, 2024 (granted), China, CN202410661845.9.

[13] Dan Guo; Feiyang Liu; Kun Li; Meng Wang; A gaze target estimation method based on progressive field-of-view cones, April 9, 2024 (granted), China, 202410100320.8.

[14] Jinxing Zhou; Dan Guo; Ziheng Zhou; Meng Wang; An audio-visual event localization system and method based on cross-modal consistency and temporal multi-granularity collaboration, February 11, 2025 (granted), China, 202411661256.7.

[15] Dan Guo; Feiyang Liu; Kun Li; Meng Wang; A gaze target estimation method based on progressive field-of-view cones, January 23, 2024 (under substantive examination), China, 202410100320.8.

[16] Xun Yang; Sheng Zhou; Peipei Song; Dan Guo; Meng Wang; A scene text visual question answering method based on graph pooling inference networks, February 20, 2024 (under substantive examination), China, 202311431250.6.

[17] Fei Wang; Dan Guo; Kun Li; Meng Wang; A video motion magnification method based on Transformer networks, January 2, 2026 (granted), China, 202310481761.2.

[18] Zihang Xu; Yangjun Huang; Changlin Chen; Yi He; Murou Li; Zan Huang; Dan Guo; A domain adaptive image classification method based on regularized joint self-training, September 16, 2025 (granted), China, 202310150489.X.

[19] Shengeng Tang; Tonghuan Xiao; Dan Guo; Jihao Gu; Chenxi Cao; Wanqiang Song; Bin Huang; A collision warning method based on image object detection and visual depth estimation, January 2, 2026 (granted), China, CN202310188292.5.

[20] Shengeng Tang; Wanqiang Song; Dan Guo; Bin Huang; Jihao Gu; Tonghuan Xiao; Chenxi Cao; A route planning method for visually impaired individuals based on weighted undirected graphs, March 6, 2023 (under substantive examination), China, CN202310228006.3.

[21] Peipei Song; Dan Guo; Xinyi Long; Meng Wang; Generation method and application of video emotion description model driven by visual emotions, February 24, 2026 (granted), China, 202210982424.7.

[22] Dan Guo; Zekuan Liu; Yichen Guo; Shengeng Tang; Zilong Wu; Zehan Wen; Yingnan Chen; A WiFi-based sign language translation system and method based on deep learning, September 16, 2025 (granted), China, 202210805408.0.

[23] Dan Guo; Qi Li; Xiao Sun; Jie Huang; Meng Wang; End-to-end remote heart rate detection method based on channel-enhanced spatiotemporal attention network, April 26, 2024 (granted), China, 202210507744.7.

[24] Tianyi Lu; Dan Guo; An action-guided video captioning method, June 29, 2022 (granted), China, 202210829622.X.

[25] Dan Guo; Wei Qian; Xiwei Zhang; Xueliang Liu; Fangbing Wang; Meng Wang; A face video heart rate estimation system and method based on token learning, October 25, 2024 (granted), China, 202210506179.2.

[26] Dan Guo; Ziyi He; Youwei Ni; Kun Li; Zixin Xu; Jiaqi Ma; Kuang Luo; A dishwashing device based on object detection (Utility Model), May 12, 2023 (granted), China, ZL202220873705.4.

[27] Dan Guo; Jihao Gu; Shengeng Tang; Tonghuan Xiao; Chenxi Cao; Wanqiang Song; An outdoor visual impairment assistance method based on deep intelligent interaction, February 20, 2024 (granted), China, 202210371804.7.

[28] Dan Guo; Chenxi Cao; Tonghuan Xiao; Shengeng Tang; Jihao Gu; Bin Huang; A selective direction deviation warning system and method based on semantic segmentation, February 27, 2024 (granted), China, 202210374860.6.

[29] Ye Zhao; Xiaobin Hu; Zhenzhen Hu; Xueliang Liu; Dan Guo; Yanrong Guo; Le Wu; A method and device for generating video summary descriptions based on attention models, December 9, 2022 (granted), China, ZL202110565400.7.

[30] Dan Guo; Shengeng Tang; Xianglong Liu; Richang Hong; Meng Wang; A multimodal fusion sign language recognition system and method based on graph convolution, March 14, 2023 (granted), China, ZL202010049714.7.

[31] Dan Guo; Shengeng Tang; Xianglong Liu; Meng Wang; A sign language translation system and method based on multi-level semantic parsing, March 28, 2023 (granted), China, ZL202010103960.6.

[32] Dan Guo; Peipei Song; Xianglong Liu; Meng Wang; A method for generating an unsupervised image description model based on recursive memory networks, March 15, 2022 (granted), China, ZL202010049142.2.

[33] Dan Guo; Peipei Song; Xianglong Liu; Meng Wang; A method for sign language translation based on data-driven multi-level feature dynamic fusion, March 15, 2022 (granted), China, ZL202010096391.7.

[34] Dan Guo; Hui Wang; Meng Wang; A method for visual dialogue generation based on context-aware graph neural networks, June 8, 2021 (granted), China, ZL201910881298.4.

[35] Dan Guo; Kun Li; Meng Wang; A crowd density estimation method based on multi-scale attention mechanism, March 9, 2021 (granted), China, ZL201910531606.0.

[36] Dan Guo; Peipei Song; Ye Zhao; Meng Wang; A multi-feature fusion sign language recognition method based on adaptive hidden Markov models, July 10, 2020 (granted), China, ZL201811131806.9.

[37] Dan Guo; Meng Wang; Wengang Zhou; Houqiang Li; Chuanqing Li; Anyang Li; An Asymmetric Multilayer LSTM-Based Approach for Automatic Translation of Continuous Sign Language Videos, February 11, 2020 (granted), China, ZL201810027551.5.

[38] Dan Guo; Shuo Wang; Meng Wang; A Sign Language Video Translation Method Based on the Fusion of Temporal Domain Convolutional Networks and Recurrent Neural Networks, October 18, 2019 (granted), China, ZL201811070290.1.

[39] Meng Wang; Luming Zhang; Dan Guo; A fast recognition system and a fast recognition method for aerial images based on multi-task topology learning, February 6, 2018 (granted), China, ZL201510080478.4.

[40] Dan Guo; Xuegang Hu; Wu Ni; Xindong Wu; A road network evacuation planning method based on maximum flow rate path priority, June 6, 2017 (granted), China, ZL201510451828.3.

[41] Meng Wang; Luming Zhang; Dan Guo; Xuting Tian; A viewpoint tracking method based on geometric reconstruction and semantic fusion, October 3, 2017 (granted), China, ZL201410733763.7.

[42] Meng Wang; Xun Yang; Richang Hong; Dan Guo; Yiqun Liu; Maosong Sun; An image retrieval method based on semantic mapping space construction, May 17, 2017 (granted), China, ZL201410393094.3.

[43] Meng Wang; Richang Hong; Bingnan Li; Yiqun Liu; Dan Guo; Xueliang Liu; Xindong Wu; Xun Yang; A retrieval re-ranking method based on continuous numeric label subspace learning, February 22, 2017 (granted), China, ZL201410196946.X.

[44] Meng Wang; Luming Zhang; Dan Guo; Yiqun Liu; Maosong Sun; Zhihong Lu; A 3D scene reconstruction method based on GPS-information videos, February 22, 2017 (granted), China, ZL201410752454.4.