Inventor · disambiguated record
Hiroko Nakayama
Also filed as: NAKAYAMA HIROKO
3 granted patents·2 pending applications·6 citations·filing 2007–2021
57Inventor score
Top patents by PatentIndex Score
5 records- 0178US11365154B2Silicon nitride-based sintered body and cutting insertNGK SPARK PLUG CO·Filed 2017·Granted Jun 21, 2022·1 cites·15 claims
- 0275US7951737B2Aluminum oxide-based composite sintered body and cutting insertNGK SPARK PLUG CO·Filed 2007·Granted May 31, 2011·5 cites·20 claims
- 0364US2021155550A1Silicon nitride-based sintered body and cutting insertNGK SPARK PLUG CO·Filed 2021·Application pending·0 cites
- 0448US2011239363A1Automatic hair washing machineSANYO ELECTRIC CO·Filed 2011·Application pending·0 cites
- 0528US8808414B2Sialon sintered body and cutting insertNAKAYAMA HIROKO·Filed 2010·Granted Aug 19, 2014·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →