Inventor · disambiguated record
Dirk Leysen
Also filed as: LEYSEN DIRK · LEYSEN DIRK D
17 granted patents·6 pending applications·129 citations·filing 1992–2006
93Inventor score
Top patents by PatentIndex Score
23 records- 0184US7323454B2Etonogestrel estersORGANON NV·Filed 2003·Granted Jan 29, 2008·33 cites·11 claims
- 0282US6313108B1Orally active androgensAKZO NOBEL NV·Filed 2000·Granted Nov 6, 2001·14 cites·11 claims
- 0377US6541465B2Orally active androgensAKZO NOBEL NV·Filed 2001·Granted Apr 1, 2003·8 cites·4 claims
- 0477US5190965APhenoxyphenyl derivatives, compositions and methods of use thereofAKZO NV·Filed 1992·Granted Mar 2, 1993·14 cites·5 claims
- 0576US6403573B1Compounds of azetidine and pyrrolidinAKZO NOBEL NV·Filed 2001·Granted Jun 11, 2002·9 cites·10 claims
- 0675US6989378B2Testosterone derivativeAKZO NOBEL NV·Filed 2004·Granted Jan 24, 2006·8 cites·2 claims
- 0769US5430063APhenoxyphenyl derivatives, compositions thereof and methods for their useAKZO NV·Filed 1993·Granted Jul 4, 1995·10 cites·9 claims
- 0868US6780854B2Orally active androgensAKZO NOBEL NV·Filed 2002·Granted Aug 24, 2004·4 cites·3 claims
- 0967US6281243B1Derivatives of azetidine and pyrrolidineAKZO NOBEL NV·Filed 1998·Granted Aug 28, 2001·21 cites·9 claims
- 1064US6881728B114-β, 17-α-hydroxymethylandrostane derivatives as androgensAKZO NOBEL NV·Filed 2000·Granted Apr 19, 2005·2 cites·5 claims
- 1161US6552011B1(Androst-5-en-17beta -yl)alkyl sulfoxides and sulfones and their use for control of fertilityAKZO NOBEL NV·Filed 2000·Granted Apr 22, 2003·2 cites·8 claims
- 1256US6756366B1Orally active androgensAKZO NOBEL NV·Filed 2000·Granted Jun 29, 2004·1 cites·13 claims
- 1355US6706700B214β,15β-methylene-17α-hydroxymethyl-androgensAKZO NOBEL NV·Filed 2000·Granted Mar 16, 2004·2 cites·9 claims
- 1448US7582622B2Steroids having a mixed androgenic and progestagenic profileORGANON NV·Filed 2004·Granted Sep 1, 2009·0 cites·12 claims
- 1542US6949531B214 β, 16, 17-methylene steroids as novel androgensAKZO NOBEL NV·Filed 2001·Granted Sep 27, 2005·0 cites·13 claims
- 1641US2005222114A1Use of new etonogestrel estersDE NIJS HENRIK H·Filed 2003·Application pending·0 cites
- 1740US2004209853A1Orally active 7.alpha.-alkyl androgensFiled 2004·Application pending·0 cites
- 1839US2006094698A1Self-administered contraceptive injection of oily solutionDE NIJS HENRIK·Filed 2003·Application pending·0 cites
- 1939US2004033999A1Testosterone derivativeFiled 2002·Application pending·0 cites
- 2038US2009291929A1Steroids having a mixed androgenic and progestagenic profileORGANON NV·Filed 2006·Application pending·0 cites
- 2128US5994366ATetrahydroimidazo[2,1-A]isoquinoline derivativesAKZO NOBEL NV·Filed 1998·Granted Nov 30, 1999·0 cites·16 claims
- 2228US2004059140A114(15)-unsaturated 15- and/or 16-substituted androgens with mixed androgen-progrestational profileFiled 2001·Application pending·0 cites
- 2323US6528501B122s-hydroxycholesta-8, 14-diene derivatives with meiosis regulating activityAKZO NOBEL NV·Filed 1999·Granted Mar 4, 2003·1 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →