Inventor · Berlin, CT, US

David Crenella

4Patents
4h-index
18Co-inventors
43Inventor score

Filing activity: Nov 9, 1998 → Mar 20, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US6956463B2 Method and apparatus for providing both power and communication over two wires between multiple low voltage AC devices Electricity 119 Expired
US5984051A Remote elevator call requests with descriptor tags Performing Operations; Transporting 103 Expired
US6601679B2 Two-part wireless communications system for elevator hallway fixtures Performing Operations; Transporting 20 Expired
US8356698B2 Wireless elevator hall fixtures integral with hall door frame Performing Operations; Transporting 5 Active

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