Inventor · Kunming, CN

Yongfa Gui

2Patents
0h-index
20Co-inventors
31Inventor score

Filing activity: Mar 1, 2023 → Mar 25, 2025

Most-cited inventions

PatentTitleAreaCited byStatus
US11812779B2 Device for forming a multi-flavor composite structure filter rod in one step and a method thereof using the device Human Necessities 0 Active
US12340501B1 Method for evaluating the possibility of a cigarette burning cone to fall off Physics 0 Active

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