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Patent

1-Fenyl-3-oxopropaan-1-sulfonzuren en –sulfonaten en zuivere enantiomeren daarvan

Number
NL1012865 / NO42870
Year
1999
Customer
DSM
Symeres authors
Hans Wijnberg, Kees Pouwer, José Nieuwenhuijzen, Ton Vries
Patent

Method for making hydroxy-25-ene vitamin D compounds

Number
WO9961417 1999
Year
1999
Customer
Bone Care International, Inc
Symeres authors
Hans Wijnberg, Ton Vries, Kees Pouwer
Patent

Polymer electroluminescent device

Number
WO9921936 1999, EP975710 2000
Year
1999
Customer
Philips
Symeres authors
Hans Wijnberg, Wolter ten Hoeve, Karin Spoelstra
Patent

Processes for the preparation of (R)-.agr.-(2,3-dimethoxyphenyl)-1-[2-(4-fluorophenyl)ethyl]-4-piperidinemethanol

Number
WO9946245 1999
Year
1999
Customer
Hoechst Marion Roussel Deutschland GMBH.
Symeres authors
Jan Koek
Patent

Method of preparing a thiophene-containing or furan-containing conjugated compound and precursor compound used therein

Number
EP867437 1998, US05919951 1999
Year
1998
Customer
Philips
Symeres authors
Wolter ten Hoeve, Hans Wijnberg
Patent

Process for the production of semi synthetic statins via novel intermediates

Number
WO9832751 1998, EP971913 2000
Year
1998
Customer
Gist-Brocades b.v.
Symeres authors
Ton Vries, Hans Wijnberg, Wijnand Faber
Patent

Process for the separation of a mixture of enantiomers

Number
EP838448 1998
Year
1998
Customer
DSM
Symeres authors
Ton Vries, Hans Wijnberg, Erik van Echten
Patent

A catalyst for the preparation of chiral products in optically active form

Number
1007776
Year
1997
Customer
DSM
Symeres authors
Hans Wijnberg, Ton Vries, Jan Koek
Patent

Method for the photochemical isomeration of organic compounds under the influence of a photosensitizer

Number
EP 0454204 B1
Year
1995
Customer
Duphar International Research B.V.
Symeres authors
Hans Wijnberg
Patent

Electrically conductive alternating copolymer and method of preparing such a copolymer

Number
EP551938 1993 US5380807 1995
Year
1993
Customer
Philips
Symeres authors
Wolter ten Hoeve, Hans Wijnberg
 
 

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