Inventor · Tai Po, CN

Sum Poon

5Patents
4h-index
2Co-inventors
36Inventor score

Filing activity: Jul 9, 2003 → Jan 5, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US6935222B2 Locking device sustaining high pressure for coffee maker lid Human Necessities 39 Expired
US7237475B2 Cabinet design of filter holder for pressurized espresso machines Human Necessities 16 Expired
US7617763B2 Motorized and remote-controlled cabinet design of filter holder for pressurized espresso machines Human Necessities 7 Active
US7694624B2 Cabinet design of filter holder for pressurized espresso machines Human Necessities 4 Active
US7228790B2 Spoon brewing apparatus Human Necessities 3 Expired

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