Inventor · disambiguated record

Johannes Dirk Wierstra

Also filed as: WIERSTRA JOHANNES DIRK

1 granted patent·1 pending application·2 citations·filing 2022–2022

18Inventor score

Technology areasB26B G02B

Files withKONINKLIJKE PHILIPS NV2

Top patents by PatentIndex Score

2 records

0184US11964404B2Shaving unit, electric shaver having the shaving unit, and associated methodKONINKLIJKE PHILIPS NV·Filed 2022·Granted Apr 23, 2024·2 cites·18 claims
0245US2025065520A1Shaving unit and electric shaver comprising the sameKONINKLIJKE PHILIPS NV·Filed 2022·Application pending·0 cites

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