Inventor · Akron, OH, US

Chang Liu

8Patents
3h-index
21Co-inventors
53Inventor score

Filing activity: Sep 27, 2010 → Dec 22, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US8346747B2 Extending database tables in a multi-tenant environment Physics 18 Active
US10340458B2 Perovskite hybrid solar cells Emerging Cross-Sectional Technologies 4 Active
US9529934B2 XPath evaluation in an XML repository Physics 3 Active
US9135367B2 XPath evaluation in an XML repository Physics 3 Active
US9680038B2 Photodetectors based on double layer heterostructures Emerging Cross-Sectional Technologies 3 Active
US11233920B1 Transforming document elements for modified document layouts Electricity 0 Active
US11769859B2 Mid-infrared light emitting diode with graphene and black phosphorous layers and manufacturing method thereof, silicon photonic circuit including the mid-infrared light emitting diode and manufacturing method thereof Electricity 0 Active
US10038156B2 Photodetector utilizing quantum dots and perovskite hybrids as light harvesters Emerging Cross-Sectional Technologies 0 Active

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