Inventor · disambiguated record
Tomoya Tsukada
Also filed as: TSUKADA TOMOYA
16 granted patents·3 pending applications·161 citations·filing 2001–2013
93Inventor score
Technology areasF01L
Top patents by PatentIndex Score
19 records- 0197US7793625B2Variable valve actuating apparatus for internal combustion engineHITACHI LTD·Filed 2008·Granted Sep 14, 2010·32 cites·12 claims
- 0294US7444971B2Valve timing control apparatus of internal combustion engineHITACHI LTD·Filed 2007·Granted Nov 4, 2008·24 cites·23 claims
- 0392US7246581B2Variable valve timing control apparatus of internal combustion engineHITACHI LTD·Filed 2005·Granted Jul 24, 2007·14 cites·20 claims
- 0491US7406935B2Variable valve timing control apparatus of internal combustion engineHITACHI LTD·Filed 2007·Granted Aug 5, 2008·11 cites·11 claims
- 0589US9004029B2Variable valve actuating apparatus for internal combustion engineHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2013·Granted Apr 14, 2015·6 cites·16 claims
- 0689US7198012B2Valve timing control apparatus for internal combustion engineHITACHI LTD·Filed 2005·Granted Apr 3, 2007·13 cites·40 claims
- 0786US7827949B2Variable valve timing control apparatus of internal combustion engineHITACHI LTD·Filed 2008·Granted Nov 9, 2010·8 cites·12 claims
- 0884US7444254B2Valve timing control apparatus of internal combustion engineHITACHI LTD·Filed 2006·Granted Oct 28, 2008·9 cites·23 claims
- 0983US7089898B2Valve timing control device of internal combustion engineHITACHI LTD·Filed 2005·Granted Aug 15, 2006·9 cites·20 claims
- 1080US7581519B2Phase adjusting apparatus and a cam shaft phase adjusting apparatus for an internal combustion engineHITACHI LTD·Filed 2007·Granted Sep 1, 2009·7 cites·11 claims
- 1179US7225774B2Valve timing control apparatus for internal combustion engineHITACHI LTD·Filed 2005·Granted Jun 5, 2007·7 cites·20 claims
- 1276US7150251B2Valve timing control apparatusHITACHI LTD·Filed 2005·Granted Dec 19, 2006·6 cites·10 claims
- 1369US7159549B2Variable valve system of internal combustion engineHITACHI LTD·Filed 2005·Granted Jan 9, 2007·4 cites·26 claims
- 1462US7287498B2Valve timing control apparatus and its assembling methodHITACHI LTD·Filed 2005·Granted Oct 30, 2007·2 cites·19 claims
- 1561US6474280B2Valve timing control system and method of producing valve timing control systemUNISIA JECS CORP·Filed 2001·Granted Nov 5, 2002·7 cites·8 claims
- 1648US2008022952A1Valve timing control apparatus and its assembling methodHITACHI LTD·Filed 2007·Application pending·0 cites
- 1743US6910451B2Valve timing control system and method of producing valve timing control systemHITACHI LTD·Filed 2002·Granted Jun 28, 2005·2 cites·7 claims
- 1839US2006260577A1Valve timing control apparatus and internal combustion engineHITACHI LTD·Filed 2006·Application pending·0 cites
- 1939US2006266318A1Valve timing control apparatus and internal combustion engineHITACHI LTD·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →