Inventor · Shandong, CN

Yonggui Zhang

24Patents
4h-index
27Co-inventors
55Inventor score

Filing activity: Nov 13, 2015 → Aug 17, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
USD910838S1 Enema bag General 29 Active
USD903862S1 Enemator with tube General 15 Active
USD897525S1 Nasal aspirator General 15 Active
USD956364S1 Earmuff General 6 Active
US11141525B1 Ear-cover structure and ear irrigation device Human Necessities 4 Active
USD956363S1 Earmuff General 3 Active
USD1052730S1 Ear pain relief device General 1 Active
USD914870S1 Enema bucket device General 1 Active
USD1036671S1 Ear pick General 1 Active
US10124818B2 Railway vehicle and local multi-functional member thereof Performing Operations; Transporting 0 Active
US10071753B2 Railway vehicle and chassis end plate assembly thereof Performing Operations; Transporting 0 Active
US11260163B2 Anti-reflux nasal aspirator Human Necessities 0 Active
USD1052731S1 Ear pressure relief device General 0 Active
USD1088229S1 Ear dryer General 0 Active
US11964443B2 Method for connecting a connection piece to a u-shaped ring anchor for a head module for rail vehicles Performing Operations; Transporting 0 Active
USD1077225S1 Ear dryer General 0 Active
US11260166B2 Anti-reflux tube-type enemator Human Necessities 0 Active
US10518789B2 Coupling assembly and rail vehicle having same Performing Operations; Transporting 0 Active
USD1071225S1 Ear dryer General 0 Active
US11253641B2 Anti-reflux enema bag with pulley restrictor Human Necessities 0 Active
USD1048412S1 Folding ear wash basin General 0 Active
US11844916B2 Ear irrigation device Human Necessities 0 Active
US11021176B2 Energy absorption device and rail vehicle having same Performing Operations; Transporting 0 Active
US11447161B2 Energy-absorbing anti-creeper and train vehicle with energy-absorbing anti-creeper Mechanical Engineering; Lighting; Heating 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.