SL

Stephen K. Long

DB Duphar International Research B.V.: 5 patents #21 of 182Top 15%
SB Solvay Pharmaceuticals, B.V.: 1 patents #59 of 125Top 50%
SG Solvay Pharmaceuticals, Gmbh: 1 patents #70 of 173Top 45%
📍 Weesp, NL: #33 of 254 inventorsTop 15%
Overall (All Time): #750,226 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
RE41425 Piperazine and piperidine compounds Roelof Feenstra, Jacobus A. J. den Hartog, Cornelis G. Kruse, Martinus T. M. Tulp 2010-07-06
7297699 Piperazine and piperidine compounds Roelof Feenstra, Johannes van der Heijden, Cornelis G. Kruse, Gustaaf J. M. Van Scharrenburg 2007-11-20
6911448 Piperazine and piperidine compounds Roelof Feenstra, Johannes van der Heijden, Cornelis G. Kruse, Gustaaf J. M. Van Scharrenburg 2005-06-28
6780864 Piperazine and piperidine compounds Roelof Feenstra, Johannes van der Heijden, Cornelis G. Kruse, Johannes Mos, Gerben M. Visser +2 more 2004-08-24
6225312 Piperazine and piperidine compounds Roelof Feenstra, Cornelis G. Kruse, Martinus T. M. Tulp, Wilma Kuipers 2001-05-01
6214829 Piperazine compounds, their preparation, and methods of using them Roelof Feenstra, Gerben M. Visser, Cornelis G. Kruse, Martinus T. M. Tulp 2001-04-10
6090812 Piperazine and piperidine compounds Roelof Feenstra, Jacobus A. J. den Hartog, Cornelis G. Kruse, Martinus T. M. Tulp 2000-07-18