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For the Inventor, By the Inventor

Leverkusen, Germany

Manfred Schonfelder

This inventor holds 24 USPTO granted patents, primarily in Polyisocyanate Chemistry. Top assignee: Bayer Aktiengesellschaft. Active years: 1978-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Manfred Schonfelder. Retrieved from https://idiyas.com/inventor/manfred-schonfelder

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

Calculating rank
USPTO Granted Patents = 24

% Patents Active = 100.0

Average Co-Inventor Count = 3.4

ph-index = 9

Forward Citations = 257(Granted Patents)


Company Filing History:

goldMedal24 out of 12,269 
 
Bayer Aktiengesellschaft
 patents

Years Active: 1978-2000

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Areas of Expertise:
Polyisocyanates
Water-Based Coatings
Polyester Polyols
Adhesives
Sealants
Concrete Additives
Foam Plastics
Mold Release Agents
Thermoplastic Coatings
Biuret Compounds
Aqueous Compositions
Graft Copolymers
24 patents (USPTO):Explore Patents
1. 6054528 - Aqueous coating adhesive and sealant compositions containing (2000-04-25),
2. 6007619 - Use of nonionic, water-dispersible polyisocyanates as concrete additives (1999-12-28),
3. 5455297 - Water-based coating compositions and their use for the production of (1995-10-03),
4. 5096994 - Polyisocyanates containing ester groups, a process for the production of (1992-03-17),
5. 5076958 - Process for the production of isocyanurate polyisocyanates, the (1991-12-31),
6. 4980500 - Process for the preparation of biuret polyisocyanates, the compounds (1990-12-25),
7. 4894430 - New polyester polyols and their use as polyol component in two-component (1990-01-16),
8. 4870152 - Process for the production of compounds containing isocyanurate groups (1989-09-26),
9. 4837273 - Lacquer binder containing graft copolymer and polyisocyanates (1989-06-06),
10. 4789718 - Polyurethanes soluble or dissolved in aromatic hydrocarbons, a process (1988-12-06),
11. 4692384 - Polyester polyols and their use as polyol component in two component (1987-09-08),
12. 4656243 - Polyester polyols and their use as polyol component in two-component (1987-04-07),
13. 4478893 - Polyisocyanate addition products useful as mold release agents and a (1984-10-23),
14. 4456647 - Plastics mouldings finished with a three-layer coating and a process for (1984-06-26),
15. 4444973 - Coatings for thermoplastics (1984-04-24),

Title: Innovations by Manfred Schonfelder in Aqueous Coating and Concrete Additives

Introduction

Manfred Schonfelder, based in Leverkusen, Germany, is a prolific inventor recognized for his contributions to the field of chemical compositions. With a remarkable portfolio of 24 patents, he has focused his efforts on developing innovative solutions that enhance various industrial applications.

Latest Patents

Among his latest innovations are two notable patents. The first pertains to aqueous coating adhesive and sealant compositions, which represent a significant advancement in environmentally friendly adhesive technologies. The second patent involves the use of nonionic, water-dispersible polyisocyanates as concrete additives. This invention outlines a process for preparing mortar and concrete compositions by incorporating a water-dispersible polyisocyanate, either before or during the mixing operation, showcasing his commitment to improving construction materials and processes.

Career Highlights

Manfred's career is highlighted by his tenure at Bayer Aktiengesellschaft, where he has made significant contributions to the company's research and development efforts. His expertise in chemical formulations and additives has positioned him as a key player in the innovation landscape of the industry.

Collaborations

Throughout his career, Manfred has collaborated with notable colleagues such as Josef Pedain and Klaus König. These partnerships have played a critical role in advancing their shared goals of developing cutting-edge technologies in their respective fields.

Conclusion

Manfred Schonfelder's work exemplifies the spirit of innovation in the chemical industry. His dedicated research and inventive spirit have not only expanded Bayer Aktiengesellschaft's capabilities but have also contributed to developing more sustainable and efficient products in the market. As an inventor, his contributions are invaluable, and his ongoing innovations continue to influence the industry positively.

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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