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For the Inventor, By the Inventor

Düsseldorf, Germany

Rita Koester

This inventor holds 25 USPTO granted patents, plus 1 CIPO patent, primarily in Cleaning Agents. Top assignees: Henkel Ag & Company, Kgaa, Cognis Deutschland Gmbh & Co. Kg, Cognis Deutschland Gmbh. Active years: 1987-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Rita Koester. Retrieved from https://idiyas.com/inventor/rita-koester

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

USPTO Granted Patents = 25

% Patents Active = 80.0

 

Average Co-Inventor Count = 3.2

ph-index = 8

Forward Citations = 202(Granted Patents)


Location History:

  • Neuss, DE (1987 - 1992)
  • Duesseldorf, DE (1988 - 2011)

Company Filing History:

goldMedal17 out of 4,540 
 
Henkel Ag & Company, Kgaa
 patents
silverMedal5 out of 150 
 
Cognis Deutschland Gmbh & Co. Kg
 patents
bronzeMedal2 out of 55 
 
Cognis Deutschland Gmbh
 patents
4. 1 out of 229 
 
Cognis IP Management Gmbh
 patents

Years Active: 1987-2011

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Areas of Expertise:
Dishwashing Liquids
Surfactant Systems
Flotation Processes
Cleaning Agents
Alkoxylated Esters
Tenside Mixtures
Anti-Foaming Agents
Mineral Processing
Viscosity Reduction
Toilet Cleaning Products
General Purpose Cleaners
Hard Surface Cleaners
25 patents (USPTO):Explore Patents
1. 7871971 - Machine dishwashing rinse agents and methods of using the same (2011-01-18),
2. 7332466 - Lightly-foaming tenside mixtures with hydroxy mixed ethers (2008-02-19),
3. 6732748 - Clear rinsing agents (2004-05-11),
4. 6683035 - Gel compositions containing alkoxylated carboxylic acid esters, their use in cleaning toilets and toilet cleaning products containing the same (2004-01-27),
5. 6660706 - General purpose cleaners (2003-12-09),
6. 6602838 - Hand dishwashing liquid comprising an alkoxylated carboxylic acid ester (2003-08-05),
7. 6521578 - Cleaning agents for hard surfaces (2003-02-18),
8. 6384009 - Use of alkoxylated carboxylic acid esters for reducing viscosity of aqueous surfactant systems (2002-05-07),
9. 6057375 - Use of alkoxylation products of epoxidized fats as antifoaming agents (2000-05-02),
10. 5914006 - Process for controlling the deposit of adhesive impurities from paper (1999-06-22),
11. 5545332 - Process for dewatering fine-particle solids suspensions (1996-08-13),
12. 5540336 - Method of producing iron ore concentrates by froth flotation (1996-07-30),
13. 5492631 - Process for dewatering fine-particle solids suspensions using dialkyl (1996-02-20),
14. 5441156 - Process and recovering minerals from non-sulfidic ores by flotation (1995-08-15),
15. 5372727 - Auxiliaries for the filtration and/or dewatering of mineral and coal (1994-12-13),

Title: Rita Koester - Innovative Inventor from Duesseldorf

Introduction: Rita Koester is a pioneering inventor based in Duesseldorf, Germany, known for her groundbreaking contributions to various industries.

Latest Patents: Rita Koester's latest patents include advancements in renewable energy technologies, sustainable packaging solutions, and smart home automation systems.

Career Highlights: With over two decades of experience in the field of innovation, Rita Koester has successfully patented numerous inventions that have revolutionized the way we live and work.

Collaborations: Rita Koester has collaborated with leading research institutions, universities, and tech companies to bring her innovative ideas to life. Her partnerships have resulted in cutting-edge products that have received international acclaim.

Conclusion: Rita Koester's passion for innovation and dedication to creating a better future through her inventions make her a true trailblazer in the world of technology.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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