Inventor · disambiguated record
Helmut Brehm
Also filed as: BREHM HELMUT · BREHM HELMUT G
19 granted patents·1,010 citations·filing 1985–2003
96Inventor score
Top patents by PatentIndex Score
19 records- 0198US5837789AFluid-absorbing polymers, processes used in their production and their applicationSTOCKHAUSEN CHEM FAB GMBH·Filed 1996·Granted Nov 17, 1998·287 cites·23 claims
- 0297US5610220APowder-form polymers which absorb, even under pressure, aqueous liquids and blood, a method of producing them and their use in textile articles for body-hygiene applicationsSTOCKHAUSEN CHEM FAB GMBH·Filed 1993·Granted Mar 11, 1997·146 cites·16 claims
- 0396US5672633APowdery polymers capable of absorbing aqueous liquids, a process for their production and their use as absorbentsSTOCKHAUSEN CHEM FAB GMBH·Filed 1994·Granted Sep 30, 1997·175 cites·17 claims
- 0495US6911499B1Polymer composition and a method for producing the sameSTOCKHAUSEN CHEM FAB GMBH·Filed 2000·Granted Jun 28, 2005·67 cites·7 claims
- 0595US6623848B2Water-absorbing polymers having interstitial compounds, a process for their production, and their useSTOCKHAUSEN CHEM FAB GMBH·Filed 2002·Granted Sep 23, 2003·56 cites·9 claims
- 0688US5455284AProcess for the production of water-swellable products using superfines of water-swellable polymersSTOCKHAUSEN CHEM FAB GMBH·Filed 1991·Granted Oct 3, 1995·56 cites·9 claims
- 0785US7833624B2Absorbent polymer structure with improved retention capacity and permeabilityEvonik Stockhuasen GmbH·Filed 2003·Granted Nov 16, 2010·36 cites·18 claims
- 0883US5248709AProcess for the agglomeration of water-swellable polymers by means of sinter granulationSTOCKHAUSEN CHEM FAB GMBH·Filed 1988·Granted Sep 28, 1993·38 cites·11 claims
- 0978US5556930ACopolymers and their use in the treatment of leatherSTOCKHAUSEN CHEM FAB GMBH·Filed 1993·Granted Sep 17, 1996·38 cites·14 claims
- 1070US7101946B2Water-absorbing polymers having interstitial compounds, a process for their production, and their useSTOCKHAUSEN CHEM FAB GMBH·Filed 2002·Granted Sep 5, 2006·7 cites·21 claims
- 1165US5229466APowdery absorbing material for aqueous liquids based on water-swellable carboxylate polymersSTOCKHAUSEN CHEM FAB GMBH·Filed 1992·Granted Jul 20, 1993·23 cites·10 claims
- 1262US5548049ACopolymers of allyliminodiacetic acid with unsaturated carboxylic acids and their use as complexing agents, peroxide stabilizers, builders in washing and cleaning products and dispersing agentsSTOCKHAUSEN CHEM FAB GMBH·Filed 1993·Granted Aug 20, 1996·13 cites·14 claims
- 1358US5408019ACross-linked, water-absorbing polymer and its use in the production of hygiene itemsSTOCKHAUSEN CHEM FAB GMBH·Filed 1994·Granted Apr 18, 1995·44 cites·7 claims
- 1453US6410610B1Method for producing cationic polyelectrolytesSTOCKHAUSEN CHEM FAB GMBH·Filed 1998·Granted Jun 25, 2002·10 cites·16 claims
- 1549US7335709B1Polymerizate composition and a method for producing the sameASHLAND LICENSING & INTELLECTU·Filed 2000·Granted Feb 26, 2008·1 cites·16 claims
- 1649US4897225AProcess for the preparation of room temperature flowable derivatives of natural fats and oils and their useSTOCKHAUSEN CHEM FAB GMBH·Filed 1987·Granted Jan 30, 1990·5 cites·13 claims
- 1747US4644083AProcess for the production of N-substituted α,β-unsaturated carboxylic acid amidesSTOCKHAUSEN CHEM FAB GMBH·Filed 1985·Granted Feb 17, 1987·3 cites·16 claims
- 1846US4975090AProcess for the preparation of room temperature flowable derivatives of natural fats and oils and their useSTOCKHAUSEN CHEM FAB GMBH·Filed 1989·Granted Dec 4, 1990·4 cites·13 claims
- 1930US5873908AAlkoxy group containing copolymers and their use in retanning leatherSTOCKHAUSEN CHEM FAB GMBH·Filed 1996·Granted Feb 23, 1999·1 cites·12 claims
Join the waitlist — get patent alerts
Get an alert when Helmut Brehm 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 →