Inventor · disambiguated record
Mattijs Tjepkema
Also filed as: TJEPKEMA MATTIJS
3 granted patents·10 citations·filing 2016–2018
63Inventor score
Technology areasH04R
Files withSONION NEDERLAND BV3
Top patents by PatentIndex Score
3 records- 0183US9980029B2Receiver-in-canal assembly comprising a diaphragm and a cable connectionSONION NEDERLAND BV·Filed 2016·Granted May 22, 2018·6 cites·20 claims
- 0273US10674246B2Receiver-in-canal assembly comprising a diaphragm and a cable connectionSONION NEDERLAND BV·Filed 2018·Granted Jun 2, 2020·2 cites·10 claims
- 0366US10721566B2Receiver assembly comprising an armature and a diaphragmSONION NEDERLAND BV·Filed 2018·Granted Jul 21, 2020·2 cites·16 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →