Inventor · disambiguated record
Christoph Naumann
Also filed as: NAUMANN CHRISTOPH
14 granted patents·123 citations·filing 1990–1997
92Inventor score
Top patents by PatentIndex Score
14 records- 0180US5395826AGuanidinealkyl-1,1-bisphosphonic acid derivatives, process for their preparation and their useHOECHST AG·Filed 1993·Granted Mar 7, 1995·35 cites·6 claims
- 0269US5294608AGuanidinoalkyl-1,1-bisphosphonic acid derivatives, process for their preparation and their useHOECHST AG·Filed 1992·Granted Mar 15, 1994·26 cites·9 claims
- 0363US5498617AGuanidinealkyl-1,1-bisphosphonic acid derivatives process for their preparation and their useHOECHST AG·Filed 1994·Granted Mar 12, 1996·13 cites·6 claims
- 0460US5728886ACompounds of the phosphine group, their preparation and their useHOECHST AG·Filed 1995·Granted Mar 17, 1998·9 cites·35 claims
- 0557US5661174AGuanidinealkyl-1,1-bisphosphonic acid derivatives, process for their preparation and their useHOECHST AG·Filed 1996·Granted Aug 26, 1997·11 cites·6 claims
- 0652US5684182ASulfonated diphosphines and a process for their preparationHOECHST AG·Filed 1996·Granted Nov 4, 1997·5 cites·21 claims
- 0751US5302677AAlkenylaminoalkane-1,1-diphosphonic acid derivatives and copolymers thereof with unsaturated carboxylic acidsHOECHST AG·Filed 1993·Granted Apr 12, 1994·6 cites·15 claims
- 0847US5744643AProcess for preparing aromatic aminesHOECHST AG·Filed 1996·Granted Apr 28, 1998·3 cites·22 claims
- 0942US5364846AN-cycloalkylaminoethane-1,1-bis (phosphonic acid) useful for the treatment of osteoporosis and degenerative joint diseaseHOECHST AG·Filed 1993·Granted Nov 15, 1994·6 cites·5 claims
- 1041US5266700ABipyridyls and their use as inksRIEDEL DE HAEN·Filed 1990·Granted Nov 30, 1993·3 cites·8 claims
- 1139US5696296ADiphosphines and process for their preparationHOECHST AG·Filed 1995·Granted Dec 9, 1997·2 cites·26 claims
- 1238US5741931APhosphepinium saltsHOECHST AG·Filed 1995·Granted Apr 21, 1998·2 cites·8 claims
- 1332US5935947AImidobisphosphoric acids, and use thereofHOECHST AG·Filed 1997·Granted Aug 10, 1999·1 cites·5 claims
- 1432US5733897AImidobisphosphoric acids, and use thereforHOECHST AG·Filed 1995·Granted Mar 31, 1998·1 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when Christoph Naumann files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →