HH

Hang He

S( Safekey Engineering Technology (Zhengzhou): 2 patents #5 of 11Top 50%
Overall (2021): #23,379 of 548,734Top 5%
6
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
11130967 Fertility restoration gene in wheat and uses thereof Ligeng MA, Zheng Wang, Jian Li, Shaoxia Chen, Xingwang DENG 2021-09-28
11076977 Indwelling evacuator for feces Hanzhong He 2021-08-03
11077003 Nursing bed Hanzhong He 2021-08-03
11079057 Trenchless rehabilitation device for disconnects on large-diameter concrete drainage pipe and method thereof Fuming Wang, Hongyuan Fang, Peng Zhao, Yanhui Pan, Bin Li 2021-08-03
11002398 Trenchless rehabilitation system for deformation of large diameter HDPE pipelines and method thereof Fuming Wang, Hongyuan Fang, Peng Zhao, Yanhui Pan, Bin Li 2021-05-11
10907761 In-service and trenchless repair method for disconnection of drainage pipeline Fuming Wang, Hongyuan Fang, Peng Zhao, Yanhui Pan, Bin Li 2021-02-02