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Turku, FI
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last 30 patents
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Patent Grant
Process for the preparation of sennosides A and B
Patent number
5,574,151
Issue date
Nov 12, 1996
Leiras Oy
Jarmo Toikka
C07 - ORGANIC CHEMISTRY
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Patent Grant
Process for the purification of hemin, a novel derivative and proce...
Patent number
5,233,034
Issue date
Aug 3, 1993
Huhtamaki Oy
Jarmo Toikka
C07 - ORGANIC CHEMISTRY