Inventor · Hunan, CN

Yu Yan

11Patents
7h-index
8Co-inventors
59Inventor score

Filing activity: Apr 2, 1996 → Dec 23, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US7103257B2 Hermetically sealed fiber tail assembly for polarization maintaining fiber Physics 48 Expired
US7420996B2 Modular diode laser assembly Electricity 36 Expired
US7443895B2 Modular diode laser assembly Electricity 33 Expired
US7436868B2 Modular diode laser assembly Electricity 31 Expired
US7586963B2 Modular diode laser assembly Electricity 28 Expired
US7848372B2 Modular diode laser assembly Electricity 17 Active
US6151112A High-resolution, compact intracavity laser spectrometer Physics 14 Expired
US5678431A Structure of padlock Emerging Cross-Sectional Technologies 7 Expired
USD1078298S1 Folding playpen General 0 Active
US8168924B2 Overheat protection control component for liquid heating vessel Electricity 0 Active
US12390019B1 Side structure of playpen framework, playpen framework, playpen, and folding method of the playpen Human Necessities 0 Active

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