YZ

Yonggui Zhang

NC Ningbo Albert Novosino Co.: 18 patents #1 of 4Top 25%
CC Crrc Qingdao Sifang Co.: 6 patents #16 of 309Top 6%
Overall (All Time): #168,039 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
D1088229 Ear dryer Haibo Hu 2025-08-12
D1077225 Ear dryer Haibo Hu 2025-05-27
D1071225 Ear dryer Haibo Hu 2025-04-15
D1052730 Ear pain relief device Haibo Hu 2024-11-26
D1052731 Ear pressure relief device Haibo Hu 2024-11-26
D1048412 Folding ear wash basin Haibo Hu 2024-10-22
D1036671 Ear pick Haibo Hu 2024-07-23
11964443 Method for connecting a connection piece to a u-shaped ring anchor for a head module for rail vehicles Jian Du, Peng Lin, Dongfang Chen, Zhengmin Zhang, Chunpeng Cao +2 more 2024-04-23
11844916 Ear irrigation device Haibo Hu 2023-12-19
11447161 Energy-absorbing anti-creeper and train vehicle with energy-absorbing anti-creeper Sansan Ding, Aiqin TIAN, Honglei TIAN, Shizhong Zhao, Luxing Li 2022-09-20
D956363 Earmuff Haibo Hu 2022-06-28
D956364 Earmuff Haibo Hu 2022-06-28
11260163 Anti-reflux nasal aspirator Haibo Hu 2022-03-01
11260166 Anti-reflux tube-type enemator Haibo Hu 2022-03-01
11253641 Anti-reflux enema bag with pulley restrictor Haibo Hu 2022-02-22
11141525 Ear-cover structure and ear irrigation device Haibo Hu 2021-10-12
11021176 Energy absorption device and rail vehicle having same Aiqin TIAN, Shizhong Zhao, Guidong TAO, Quanwei Che, Shuxiang CHEN +2 more 2021-06-01
D914870 Enema bucket device Haibo Hu 2021-03-30
D910838 Enema bag Haibo Hu 2021-02-16
D903862 Enemator with tube Haibo Hu 2020-12-01
D897525 Nasal aspirator Haibo Hu 2020-09-29
10518789 Coupling assembly and rail vehicle having same Shizhong Zhao, Aiqin TIAN, Sansan Ding, Guidong TAO, Quanwei Che +1 more 2019-12-31
10124818 Railway vehicle and local multi-functional member thereof Fei Wang, Shuxiang CHEN, Fujun Kou, Xianliang Sun, Wenbin Chen +3 more 2018-11-13
10071753 Railway vehicle and chassis end plate assembly thereof Jianying LIANG, Pengfei Liu, Yanchao Liu, Xianliang Sun, Jichun Li +4 more 2018-09-11