Inventor · Aurora, ON, CA

David Gelfand

4Patents
1h-index
9Co-inventors
33Inventor score

Filing activity: Feb 22, 2018 → Jan 28, 2025

Most-cited inventions

PatentTitleAreaCited byStatus
US11255387B2 Selectable one-way clutch with improved electromagnetic module Mechanical Engineering; Lighting; Heating 1 Active
US12352345B1 Disconnecting differential side gear mechanism Mechanical Engineering; Lighting; Heating 0 Active
US11519468B2 Rotating e-clutch assembly providing four operating modes Mechanical Engineering; Lighting; Heating 0 Active
US12240321B2 Disconnecting differential side gear mechanism Mechanical Engineering; Lighting; Heating 0 Active

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