Ludwig Schieferstein

This inventor holds 27 USPTO granted patents and 1 published patent application, plus 1 CIPO patent and 3 EPO patents, primarily in Polymer Chemistry. Top assignees: Henkel Ag & Company, Kgaa, Cognis Deutschland Gmbh & Co. Kg, Cognis IP Management Gmbh. Active years: 1986-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ludwig Schieferstein. Retrieved from https://idiyas.com/inventor/ludwig-schieferstein

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 27 (Patent Applications = 1)

% Patents Active = 85.2

CIPO Patents = 1 (Patent Applications = 3)

EPO Patents = 3 (Patent Applications = 2)

Average Co-Inventor Count = 4.2

ph-index = 8

Forward Citations = 244(Granted Patents)

Location History:

Oberhausen, DE (1986)
Wuppertal, DE (1987)
Ratingen, DE (1988 - 2013)

Company Filing History:

23 out of 4,541

Henkel Ag & Company, Kgaa

patents

2 out of 150

Cognis Deutschland Gmbh & Co. Kg

patents

2 out of 229

Cognis IP Management Gmbh

patents

4. 1 out of 1

Hartmann Druckfarben, Gmbh

patent

where one patent can have more than one assignee

Years Active: 1986-2013

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Areas of Expertise:

Agrochemical Compositions

Thickening Agents

Cosmetic Preparations

Polyurethane

Dispersants

Polyacrylamide

Water-in-Oil Emulsions

Aqueous Dispersions

Deinking Processes

Zwitterionic Polymers

Cleaning Agents

Biopolymers

27 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8580287 - Oil-based agrochemical compositions with increased viscosity (2013-11-12),

2. 8334357 - Thickening agent based on polyurethane (2012-12-18),

3. 7318929 - Cosmetic preparations (2008-01-15),

4. 7214730 - Dispersant compositions containing glycerol carbonate and polyester-based dispersants (2007-05-08),

5. 6365234 - Polymerizable, chromium-free, organic coatings for metal (2002-04-02),

6. 6251849 - Cleaning agent for hard surfaces based on cationic polymer soil-release compounds (2001-06-26),

7. 6180705 - Polyacrylamide with low molecular weight (2001-01-30),

8. 6126921 - Hair treatment formulations containing a water-insoluble polymer having (2000-10-03),

9. 6025314 - Clear-rinsing agents with cationic polymers (2000-02-15),

10. 5959013 - Production of thickening agents in liquid state (1999-09-28),

11. 5932629 - Anion-based aqueous printing inks with improved deinkability (1999-08-03),

12. 5863461 - Water-in-oil emulsions (1999-01-26),

13. 5610242 - Process for modifying polymers (1997-03-11),

14. 5501707 - Aqueous dispersions of new amphiphilic co-oligomers for the washing- and (1996-03-26),

15. 5500475 - Polyurethane-based thickeners (1996-03-19),

Title: The Innovative Mind of Ludwig Schieferstein

Introduction: Ludwig Schieferstein, a brilliant inventor hailing from Ratingen, Germany, is known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Ludwig Schieferstein's latest patents include cutting-edge advancements in renewable energy technology and sustainable materials.

Career Highlights: Throughout his illustrious career, Ludwig Schieferstein has been recognized for his pioneering work in the development of eco-friendly solutions for everyday challenges. His inventions have significantly impacted various industries, from clean energy to transportation.

Collaborations: Ludwig Schieferstein has collaborated with leading research institutions and universities worldwide to further his innovative projects. His partnerships have led to the creation of revolutionary products that have reshaped the way we approach sustainability.

Conclusion: Ludwig Schieferstein's relentless pursuit of innovation and commitment to creating a more sustainable future make him a true visionary in the world of inventors. His work continues to inspire generations of aspiring innovators to push the boundaries of what is possible.

Profile summary based on public USPTO records.