Inventor · disambiguated record

John Änggård

Also filed as: AENGGAARD JOHN · ÄNGGÅRD JOHN

3 granted patents·10 citations·filing 1998–2024

56Inventor score

Technology areasB63H B64C F02K

Files withSUBMERSED TECH PP1 AB1 SUBMERSED TECH PP2 AB1 VOLVO AERO CORP1

Top patents by PatentIndex Score

3 records

0143US12103656B2Self-adjusting variable pitch propellerSUBMERSED TECH PP1 AB·Filed 2022·Granted Oct 1, 2024·0 cites·16 claims
0241US12319395B1Propulsion device for exerting thrust to a fluidSUBMERSED TECH PP2 AB·Filed 2024·Granted Jun 3, 2025·0 cites·15 claims
0334US6574964B1Rocket nozzle contour for flow separation control and side load reductionVOLVO AERO CORP·Filed 1998·Granted Jun 10, 2003·10 cites·2 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →