Inventor · disambiguated record
Christian Richard
Also filed as: RICHARD CHRISTIAN
5 granted patents·48 citations·filing 1993–1999
79Inventor score
Top patents by PatentIndex Score
5 records- 0177US6136981APreparation of 4-phenyl-1,2,3,6-tetrahydropyridinesHOECHST MARION ROUSSEL INC·Filed 1999·Granted Oct 24, 2000·21 cites·17 claims
- 0263US5478957APreparation of 6α, 9α-difluoro steroidsROUSSEL UCLAF·Filed 1994·Granted Dec 26, 1995·13 cites·10 claims
- 0356US5384419APreparation process for 20-keto-21(S) hydroxy steroid compounds and intermediatesROUSSEL UCLAF·Filed 1993·Granted Jan 24, 1995·5 cites·10 claims
- 0450US5556965AIntermediates for the preparation of 6α, 9α-difluoro steroidsROUSSEL UCLAF·Filed 1995·Granted Sep 17, 1996·8 cites·1 claims
- 0534US5473087APreparation process for 20-keto 21(S) hydroxy steroids compounds and intermediatesROUSSEL UCLAF·Filed 1994·Granted Dec 5, 1995·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →