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Hennef, Germany

Klaus-Dieter Steffen

This inventor holds 27 USPTO granted patents, primarily in Organic Synthesis. Top assignees: Dynamit Nobel Aktiengesellschaft, Huels Aktiengesellschaft, Huls Aktiengesellschaft. Active years: 1976-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Klaus-Dieter Steffen. Retrieved from https://idiyas.com/inventor/klaus-dieter-steffen

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

Calculating rank
USPTO Granted Patents = 27

% Patents Active = 100.0

Average Co-Inventor Count = 1.5

ph-index = 6

Forward Citations = 379(Granted Patents)


Location History:

  • Troisdorf-Oberlar, DE (1976)
  • Troisdorf, Oberlar, DE (1977)
  • Hennef, DE (1980 - 2000)

Company Filing History:

goldMedal12 out of 658 
 
Dynamit Nobel Aktiengesellschaft
 patents
silverMedal9 out of 580 
 
Huels Aktiengesellschaft
 patents
bronzeMedal6 out of 123 
 
Huls Aktiengesellschaft
 patents

Years Active: 1976-2000

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Areas of Expertise:
Malonic Acids
Cyclopropane Derivatives
Organosilanes
Alkyl Lactams
Methoxyacetic Acid Esters
Brominous Xylylene
Quinonediimines
Aromatic Azomethines
Terephthalic Aldehyde
Nitrogen Compounds
Thermoplastic Polymers
Oligomeric Compounds
27 patents (USPTO):Explore Patents
1. 6147239 - Process for preparing n, n'-disubstituted p-quinonediimines, their use (2000-11-14),
2. 6143920 - Process for the preparation of methoxyacetic acid esters (2000-11-07),
3. 5886219 - Process for preparing malonic acid and alkylmalonic acids (1999-03-23),
4. 5869737 - Process for the preparation of cyclopropane-1, 1-dicarboxylic acid (1999-02-09),
5. 5856542 - Process for preparing N,N'-disubstituted P-quinonediimines, their use (1999-01-05),
6. 5849949 - Process for preparing alkyl- and arylmalonic acids (1998-12-15),
7. 5569780 - Dialkyl 2-haloethyl malonates (1996-10-29),
8. 5510509 - Preparation of esters of cyclopropane-1,1-dicarboxylic acid (1996-04-23),
9. 5508396 - Process for preparing n-alkyllactams (1996-04-16),
10. 5463111 - Process for preparing dialkyl 2-haloethyl malonates (1995-10-31),
11. 5399778 - Process for the preparation of ketals (1995-03-21),
12. 5334747 - Method of preparing substituted malonic ester anilides and malonic acid (1994-08-02),
13. 5117027 - Process for the preparation of organosilanes containing methacryloyloxy (1992-05-26),
14. 5101043 - Process for the preparation of 3-carboxamido-5-vinyl-2-pyrrolidone (1992-03-31),
15. 5041619 - Process for the preparation of alkoxyalkylidenemalonic acid esters (1991-08-20),

Title: The Innovative Journey of Klaus-Dieter Steffen

Introduction: Klaus-Dieter Steffen, a visionary inventor hailing from Hennef, Germany, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Klaus-Dieter Steffen's latest patents focus on renewable energy solutions, with a series of inventions aimed at enhancing the efficiency of solar panels and wind turbines.

Career Highlights: With a career spanning over two decades, Klaus-Dieter Steffen has established himself as a leading figure in the field of sustainable energy technologies. His work has been pivotal in advancing the transition towards a greener future.

Collaborations: Throughout his career, Klaus-Dieter Steffen has collaborated with top research institutions and leading companies in the renewable energy sector. His partnerships have led to the development of cutting-edge technologies that are shaping the industry.

Conclusion: Klaus-Dieter Steffen's passion for innovation and commitment to sustainability continue to drive his work forward, making him a respected figure in the world of renewable energy technologies.

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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