Inventor · Shanghai, CN

Qing Yi

8Patents
1h-index
24Co-inventors
43Inventor score

Filing activity: Dec 1, 2015 → Oct 30, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US10619803B2 LED apparatus employing neodymium based materials with variable content of fluorine and oxygen Mechanical Engineering; Lighting; Heating 1 Active
US10830398B2 Composite material for lighting filtering, lighting apparatus, and method for determining doping concentration or thickness of composite material Emerging Cross-Sectional Technologies 1 Active
US10619801B2 Lighting apparatus Electricity 1 Active
US10914432B2 Lighting apparatus Electricity 0 Active
US10920938B2 LED apparatus employing neodymium based materials with variable content of fluorine and oxygen Mechanical Engineering; Lighting; Heating 0 Active
US11035551B2 Low refractive index neodymium fluoride doped polycarbonate Mechanical Engineering; Lighting; Heating 0 Active
US10208917B2 Lamp Mechanical Engineering; Lighting; Heating 0 Active
US11242960B2 Composite material for lighting filtering, lighting apparatus, and method for determining doping concentration or thickness of composite material Emerging Cross-Sectional Technologies 0 Active

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