Inventor · disambiguated record
Jan M. Drees
Also filed as: DREES JAN M
3 granted patents·79 citations·filing 1974–1979
74Inventor score
Technology areasB64C
Files withTEXTRON INC3
Top patents by PatentIndex Score
3 records- 0168US4115031AHub spring moment isolation in underslung two-bladed teetering rotorTEXTRON INC·Filed 1974·Granted Sep 19, 1978·21 cites·9 claims
- 0267US4022546AHelicopter rotor bladeTEXTRON INC·Filed 1975·Granted May 10, 1977·37 cites·20 claims
- 0350US4333728ACompound hub spring system for helicoptersTEXTRON INC·Filed 1979·Granted Jun 8, 1982·21 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →