Inventor · disambiguated record
Dirk J. Vermeulen
Also filed as: VERMEULEN DIRK · VERMEULEN DIRK J
3 granted patents·1 pending application·16 citations·filing 1974–2023
66Inventor score
Top patents by PatentIndex Score
4 records- 0161US4199252APhotographic enlarging exposure metersVERMEULEN DIRK J·Filed 1978·Granted Apr 22, 1980·7 cites·7 claims
- 0248US2025268153A1Method of growing a crop and harvesting device for use in the methodBELUA BEHEER B V·Filed 2023·Application pending·0 cites
- 0329US3952977AElectrical detective circuitsWESTERN IND PROPRIETARY LIMITE·Filed 1974·Granted Apr 27, 1976·6 cites·5 claims
- 0427US3955785AElectrical protective circuitsVERMEULEN DIRK J·Filed 1974·Granted May 11, 1976·3 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →