Inventor · Leshan City, CN

Yi-San Liu

25Patents
12h-index
22Co-inventors
77Inventor score

Filing activity: Mar 14, 2006 → Sep 25, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US7458706B1 LED lamp with a heat sink Emerging Cross-Sectional Technologies 108 Active
US7637635B2 LED lamp with a heat sink Mechanical Engineering; Lighting; Heating 66 Active
USD578697S1 LED lamp General 51 Expired
USD573292S1 LED lamp General 44 Expired
US7780318B2 Flood lamp assembly having a reinforced bracket for supporting a weight thereof Mechanical Engineering; Lighting; Heating 41 Active
US7758211B2 LED lamp Emerging Cross-Sectional Technologies 33 Active
USD614336S1 LED lamp General 29 Expired
US8021026B2 Lamp with angle adjusting member Mechanical Engineering; Lighting; Heating 22 Active
USD615690S1 LED lamp General 22 Expired
USD599939S1 LED lamp General 20 Expired
US7744250B2 LED lamp with a heat dissipation device Mechanical Engineering; Lighting; Heating 18 Active
USD573111S1 Heat sink for LED lamp General 16 Expired
US7726845B2 LED lamp Mechanical Engineering; Lighting; Heating 10 Active
US8070317B2 LED assembly Mechanical Engineering; Lighting; Heating 9 Active
US7682051B2 Lamp assembly having a junction box Emerging Cross-Sectional Technologies 8 Active
US7694718B2 Heat sink with heat pipes Electricity 6 Active
US7440279B2 Heat dissipation device Electricity 5 Expired
US8240888B2 LED unit Mechanical Engineering; Lighting; Heating 3 Active
US8622592B1 LED lamp with radiator and method for manufacturing the same Mechanical Engineering; Lighting; Heating 1 Active
US11460709B2 Method and apparatus for adjusting on-vehicle projection Physics 1 Active
US7994533B2 LED lamp Mechanical Engineering; Lighting; Heating 1 Active
USD692170S1 LED lamp General 1 Active
US9568243B2 Continuous microwave freeze-drying device Mechanical Engineering; Lighting; Heating 0 Active
USD1060790S1 LED lamp General 0 Active
US11767972B2 Concealed office fan lamp Mechanical Engineering; Lighting; Heating 0 Active

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