Inventor · disambiguated record
Henrik J. Sjöman
Also filed as: SJÖMAN HENRIK J
3 granted patents·3 citations·filing 2009–2021
52Inventor score
Top patents by PatentIndex Score
3 records- 0155US9131310B2Hearing protectorSJÖMAN HENRIK J·Filed 2009·Granted Sep 8, 2015·3 cites·11 claims
- 0250US12470903B2Personal protective equipment communication systems and methods3M INNOVATIVE PROPERTIES COMPANY·Filed 2021·Granted Nov 11, 2025·0 cites·21 claims
- 0337US10016306B2Hearing device containing hidden FM-receiver antenna3M INNOVATIVE PROPERTIES CO·Filed 2015·Granted Jul 10, 2018·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →