Inventor · 安丰镇, CN

Qingfeng Sun

17Patents
1h-index
23Co-inventors
50Inventor score

Filing activity: Apr 9, 2013 → Aug 17, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US10400772B2 Scroll compressor having valve component arranged in passage of back pressure cavity and providing openings for passage of fluid Mechanical Engineering; Lighting; Heating 2 Active
US10036388B2 Scroll compressor with oil management system Mechanical Engineering; Lighting; Heating 1 Active
US9879673B2 Scroll compressor Mechanical Engineering; Lighting; Heating 1 Active
US10557021B2 Artificial timber and method for preparing artificial timber Chemistry; Metallurgy 0 Active
US11466141B2 Artificial timber Chemistry; Metallurgy 0 Active
US10072659B2 Pressure control valve and scroll compressor Emerging Cross-Sectional Technologies 0 Active
US11897162B2 Piezoresistive sensor material and preparation method and use thereof Performing Operations; Transporting 0 Active
US11168685B2 Dual-vane scroll compressor with capacity modulation Mechanical Engineering; Lighting; Heating 0 Active
US11976655B2 Scroll compressor Mechanical Engineering; Lighting; Heating 0 Active
US12163282B2 Powder-assembled composite micro-nano fiber and preparation method thereof Performing Operations; Transporting 0 Active
US11254574B2 Graphene material prepared from waste tire and preparation method thereof Emerging Cross-Sectional Technologies 0 Active
US10605243B2 Scroll compressor with oil management system Mechanical Engineering; Lighting; Heating 0 Active
US11597832B2 Biomimetic composite material and preparation method thereof Chemistry; Metallurgy 0 Active
US9562530B2 Rotor pump and rotary machinery comprising the same, the rotor pump including a pump body forming an accommodation cavity, a pump wheel rotating in the accommodation cavity and a sealing plate having an eccentric hole that is eccentric relative to a rotation axis of the pump wheel, where a shaft portion of the pump wheel is rotatably fitted in the eccentric hole Mechanical Engineering; Lighting; Heating 0 Active
US11335900B2 Nanosheet composite for cathode of lithium-sulfur battery, preparation method thereof and electrode and battery comprising the same Emerging Cross-Sectional Technologies 0 Active
US11761438B2 Fluid pumping device and horizontal compressor Mechanical Engineering; Lighting; Heating 0 Active
US11332619B2 Wood-based biomimetic artificial muscle and preparation method and application thereof Chemistry; Metallurgy 0 Active

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