Inventor · disambiguated record
Heinz-Jurgen Friesen
Also filed as: FRIESEN HEINZ-JUERGEN
10 granted patents·524 citations·filing 1980–2001
90Inventor score
Top patents by PatentIndex Score
10 records- 0197US4861711ASheet-like diagnostic deviceBEHRINGWERKE AG·Filed 1985·Granted Aug 29, 1989·369 cites·34 claims
- 0286US4289689APreparation of homogeneous human fibroblast interferonHOFFMANN LA ROCHE·Filed 1980·Granted Sep 15, 1981·58 cites·11 claims
- 0384USRE38688ESheet-like diagnostic deviceDADE BEHRING MARBURG GMBH·Filed 2001·Granted Jan 18, 2005·22 cites·48 claims
- 0477USRE37437ESheet-like diagnostic deviceDADE BEHRING MARBURG GMBH·Filed 1995·Granted Nov 6, 2001·41 cites·34 claims
- 0556US5015730APreparation of homogeneous human fibroblast interferonHOFFMANN LA ROCHE·Filed 1989·Granted May 14, 1991·8 cites·2 claims
- 0654US5095097AMagnetic protein conjugates, a process for the preparation thereof and the use thereofBEHRINGWERKE AG·Filed 1990·Granted Mar 10, 1992·23 cites·15 claims
- 0733US5484722ABiopolymer and effector substance conjugates, process for the preparation thereof and their useBEHRINGWERKE AG·Filed 1994·Granted Jan 16, 1996·2 cites·4 claims
- 0830US5321142ACompounds from biopolymers and effector substances which are linked via optically active amino acid derivatives, processes for the preparation thereof and the use thereofBEHRINGWERKE AG·Filed 1990·Granted Jun 14, 1994·1 cites·3 claims
- 0929US5773271ACompounds from biopolymers and effector substances which are linked via optically active amino acid derivatives, processes for the preparation thereof and the use thereofBEHRING DIAGNOSTICS GMBH·Filed 1995·Granted Jun 30, 1998·0 cites·9 claims
- 1029US5744315ACompounds from biopolymers and effector substances which are linked via optically active amino acid derivatives, processes for the preparation thereof and the use thereofBEHRING DIAGNOSTICS GMBH·Filed 1995·Granted Apr 28, 1998·0 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when Heinz-Jurgen Friesen 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 →