Rolf Fikentscher

This inventor holds 66 USPTO granted patents, primarily in Polymer Chemistry (CPC class 5584). Top assignees: Basf Aktiengesellschaft, Badische Anilin- & Soda-Fabrik Aktiengesellschaft. Active years: 1976-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Rolf Fikentscher. Retrieved from https://idiyas.com/inventor/rolf-fikentscher

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

USPTO Granted Patents = 66

% Patents Active = 100.0

Average Co-Inventor Count = 4.2

ph-index = 12

Forward Citations = 521(Granted Patents)

Forward Citations (Not Self Cited) = 500(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Ludwigshaften, DE (1990)
Ludwigshafen, DE (1976 - 1996)

Company Filing History:

64 out of 10,816

Basf Aktiengesellschaft

patents

2 out of 88

Badische Anilin- & Soda-Fabrik Aktiengesellschaft

patents

Years Active: 1976-1996

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Areas of Expertise:

Demulsifiers

Polymeric Conditioners

Melamine-Formaldehyde Resins

Textile Treatments

Arenesulfonic Acids

Hydrolyzed Polymers

Corrosion Inhibitors

Dyeing Processes

Cyclic Ureas

Acyloxybenzenesulfonic Acids

Complexing Agents

Alkoxylated Amido-Containing Polyamines

66 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5534166 - Preparation of condensates of arenesulfonic acids and formaldehyde and (1996-07-09),

2. 5393463 - Use of trialkanolamine polyethers as demulsifiers for oil-in-water (1995-02-28),

3. 5322915 - Modified melamine-formaldehyde resins (1994-06-21),

4. 5234626 - Methods of demulsifying employing condensates as demulsifiers for oil-in (1993-08-10),

5. 5224963 - Quaternized condensation products for aftertreating dyed leather (1993-07-06),

6. 5155270 - Anionically polymerized N-vinylformamide and the preparation thereof (1992-10-13),

7. 5126395 - Preparation of stable water-in-oil emulsions of hydrolyzed polymers of (1992-06-30),

8. 5077427 - Preparation of alpha-formylamino nitriles (1991-12-31),

9. 5077426 - Preparation of alpha-formylamino nitriles (1991-12-31),

10. 5036699 - Apparatus for testing fuel additives and oil additives (1991-08-06),

11. 5025103 - Glycerol aminocarboxylates and preparation and use thereof (1991-06-18),

12. 5019296 - Serine-N,N-diacetic acid and derivatives as complexing agents and (1991-05-28),

13. 5017725 - Preparation of addition salts of cysteamine with acids (1991-05-21),

14. 5015754 - Quaternized condensation products of trialkanolamines (1991-05-14),

15. 4997680 - Polymeric conditioner for pretreating nonmetallic surfaces for chemical (1991-03-05),

Title: Rolf Fikentscher: A Pioneering Inventor Pushing the Boundaries of Innovation

Introduction:

Rolf Fikentscher, a pioneering inventor hailing from Ludwigshafen, DE, has left an indelible mark on the global innovation landscape with his dedication to pushing boundaries and creating impactful inventions.

Latest Patents:

With an impressive 66 patents to his name, Rolf Fikentscher continues to innovate. His latest patents include the preparation of condensates of arenesulfonic acids and formaldehyde, used as dispersants in dye formulations. Additionally, he has patented the use of trialkanolamine polyethers as demulsifiers for oil-in-water emulsions.

Career Highlights:

Having worked in renowned companies like BASF Aktiengesellschaft and Badische Anilin- & Soda-Fabrik Aktiengesellschaft, Rolf Fikentscher has amassed a wealth of experience in the field of innovation and invention. His expertise and dedication have led to the successful development of numerous groundbreaking technologies.

Collaborations:

Throughout his career, Rolf Fikentscher has collaborated with esteemed colleagues such as Werner Streit and Alfred Oftring. Together, they have worked on various projects, contributing their unique skills and knowledge to the world of innovation.

Conclusion:

Rolf Fikentscher's passion for innovation and his drive to create meaningful inventions have solidified his legacy as a pioneering inventor. His remarkable contributions continue to inspire future generations of inventors to push the boundaries of what is possible.

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]