Inventor · disambiguated record
John David Greenwood
Also filed as: GREENWOOD JOHN · GREENWOOD JOHN DAVID
5 granted patents·77 citations·filing 1979–2020
78Inventor score
Top patents by PatentIndex Score
5 records- 0182USD510374SCamera housing with cameraTEDSI INFRASTRUCTURE GROUP INC·Filed 2004·Granted Oct 4, 2005·48 cites·1 claims
- 0276US10863600B2Power converter with current matchingPOWER INTEGRATIONS INC·Filed 2019·Granted Dec 8, 2020·2 cites·26 claims
- 0371US10404180B2Driver circuit for switchPOWER INTEGRATIONS INC·Filed 2018·Granted Sep 3, 2019·2 cites·21 claims
- 0469US4304560ADriving beltsBRAMMER TRANSMISSIONS·Filed 1979·Granted Dec 8, 1981·25 cites·8 claims
- 0563US11445587B2Power converter with current matchingPOWER INTEGRATIONS INC·Filed 2020·Granted Sep 13, 2022·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →