Inventor · disambiguated record
Hiroyuki Naka
Also filed as: NAKA HIROYUKI
4 granted patents·1 pending application·8 citations·filing 2002–2014
67Inventor score
Top patents by PatentIndex Score
5 records- 0181US7563811B21,2-dihydropyridine compounds, manufacturing method thereof and use thereofEISAI R&D MAN CO LTD·Filed 2005·Granted Jul 21, 2009·5 cites·9 claims
- 0272US8772497B2Method for producing 1, 2-dihydropyridine-2-one compoundARIMOTO ITARU·Filed 2010·Granted Jul 8, 2014·3 cites·26 claims
- 0360US9045426B2Method for producing 1,2-dihydropyridine-2-one compoundEISAI R&D MAN CO LTD·Filed 2014·Granted Jun 2, 2015·0 cites·20 claims
- 0433US6620945B2Process for producing stereoisomer of pyrrolidine derivativeEISAI CO LTD·Filed 2002·Granted Sep 16, 2003·0 cites·20 claims
- 0532US2004073045A1Pyrrolidine derivative and process for producing the sameFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →