Inventor · disambiguated record
Josef D. Riggenberg
Also filed as: RIGGENBERG JOSEF D
3 granted patents·117 citations·filing 1998–1999
75Inventor score
Technology areasC07D
Top patents by PatentIndex Score
3 records- 0193US6001846AProcess for the preparation of 1,2-dihydroquinolinesLIGAND PHARM INC·Filed 1998·Granted Dec 14, 1999·75 cites·53 claims
- 0277US6172241B1Process for the preparation of 1,2-dihydroquinolinesLIGAND PHARM INC·Filed 1999·Granted Jan 9, 2001·21 cites·3 claims
- 0375US6180794B1Process for the preparation of 1,2-dihydroquinolinesLIGAND PHARMACUETICALS INCORPA·Filed 1999·Granted Jan 30, 2001·21 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →