Inventor · Evanston, IL, US

Andrew Bielecki

14Patents
7h-index
14Co-inventors
55Inventor score

Filing activity: Sep 15, 2003 → Feb 24, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US7350996B2 Retractable writing utensil Performing Operations; Transporting 40 Expired
US7066042B2 Advancing/retracting mechanism Emerging Cross-Sectional Technologies 34 Expired
US6997229B2 Rotatable applicator tip for a corrective tape dispenser Emerging Cross-Sectional Technologies 19 Expired
US7322766B2 Writing instrument with a sheet material dispenser Performing Operations; Transporting 19 Expired
USD604363S1 Marker refill General 17 Expired
US7228882B2 Tape dispenser with a cushioned applicator tip Emerging Cross-Sectional Technologies 14 Expired
US7850382B2 Valve made from two materials and writing utensil with retractable tip incorporating same Performing Operations; Transporting 9 Active
US7891897B2 Travel multiplier mechanisms for writing instruments Performing Operations; Transporting 2 Active
US8246265B2 Valve made from two materials and writing utensil with retractable tip incorporating same Performing Operations; Transporting 2 Active
US9248690B2 Nib assembly having a double wall and writing instrument comprising same Performing Operations; Transporting 1 Active
US7722275B2 Writing instrument with a sheet material dispenser Performing Operations; Transporting 1 Active
US8147158B2 Travel multiplier mechanisms for writing instruments Performing Operations; Transporting 1 Active
USRE43040E1 Advancing/retracting mechanism General 0 Active
US8336583B2 Retractable nib writing instrument Performing Operations; Transporting 0 Active

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