Inventor · Qingdao, CN

Haoquan Liu

11Patents
1h-index
12Co-inventors
43Inventor score

Filing activity: Feb 23, 2017 → Sep 10, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US10820614B2 Refrigerator Emerging Cross-Sectional Technologies 1 Active
US11015857B2 Refrigerator Mechanical Engineering; Lighting; Heating 1 Active
US10982895B2 Refrigerating and freezing device Mechanical Engineering; Lighting; Heating 1 Active
US11079159B2 Refrigeration and freezing device Mechanical Engineering; Lighting; Heating 0 Active
US10966442B2 Refrigerator Mechanical Engineering; Lighting; Heating 0 Active
US11391509B2 Refrigerator, refrigerator door and rotatable storage rack Mechanical Engineering; Lighting; Heating 0 Active
US11813611B2 Refrigerator Physics 0 Active
US10890369B2 Refrigerating and freezing device Mechanical Engineering; Lighting; Heating 0 Active
US11883819B2 Refrigerator Performing Operations; Transporting 0 Active
US11067332B2 Refrigerator and drawer assembly thereof Human Necessities 0 Active
US11147298B2 Refrigerator Emerging Cross-Sectional Technologies 0 Active

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