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Donald A. Sheff
Redwood City, CA
US
2 patents
3 Patents
US12377932
2025
Ergonomic Bicycle Handlebar and Cycling Systems
COEFFICIENT CYCLING, LLC
0 cites
US12227026
2025
Cycling Aero Foil System
COEFFICIENT CYCLING, LLC
0 cites
US11919601
2024
Ergonomic Bicycle Handlebar and Cycling Systems
COEFFICIENT CYCLING LLC
0 cites