Inventor · disambiguated record
Kazuhiko Takayanagi
Also filed as: TAKAYANAGI KAZUHIKO
3 granted patents·28 citations·filing 2002–2010
62Inventor score
Top patents by PatentIndex Score
3 records- 0184US6805081B2Valve timing control device for internal combustion engineHITACHI UNISIA AUTOMOTIVE LTD·Filed 2003·Granted Oct 19, 2004·26 cites·18 claims
- 0264US8443772B2Electric valve timing control device of internal combustion engineKOKUBO NAOKI·Filed 2010·Granted May 21, 2013·2 cites·19 claims
- 0332US6672265B2Valve timing control system for internal combustion engineHITACHI UNISIA AUTOMOTIVE LTD·Filed 2002·Granted Jan 6, 2004·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →