Inventor · disambiguated record
David R. C. Cannal
Also filed as: CANNAL DAVID R C
3 granted patents·2 citations·filing 2018–2023
53Inventor score
Files withBOEING CO3
Top patents by PatentIndex Score
3 records- 0176US11739973B2Sound absorbing duct for environmental control systemBOEING CO·Filed 2018·Granted Aug 29, 2023·2 cites·23 claims
- 0275US12222128B2Sound absorbing duct for environmental control systemBOEING CO·Filed 2023·Granted Feb 11, 2025·0 cites·24 claims
- 0352US11712872B2Sound absorbing duct with foam-filled honeycomb core for environmental control systemBOEING CO·Filed 2018·Granted Aug 1, 2023·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →