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For the Inventor, By the Inventor

Kelkheim, Germany

Wolfgang Appel

This inventor holds 19 USPTO granted patents, plus 1 CIPO patent and 1 EPO patent, primarily in Lithium Battery Technology. Top assignees: Hoechst Aktiengesellschaft, Aventis Research & Technologies Gmbh & Co Kg, Hoechst Research & Technology Gmbh & Co. Kg. Active years: 1992-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Wolfgang Appel. Retrieved from https://idiyas.com/inventor/wolfgang-appel

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

Calculating rank
USPTO Granted Patents = 19

% Patents Active = 94.7



Average Co-Inventor Count = 2.6

ph-index = 6

Forward Citations = 90(Granted Patents)


Company Filing History:

goldMedal12 out of 6,705 
 
Hoechst Aktiengesellschaft
 patents
silverMedal2 out of 62 
 
Aventis Research & Technologies Gmbh & Co Kg
 patents
bronzeMedal2 out of 3 
 
Hoechst Research & Technology Gmbh & Co. Kg
 patents
4. 2 out of 77 
 
Solvay Fluor Und Derivate Gmbh
 patents
5. 1 out of 73 
 
Herberts Gmbh
 patents
6. 1 out of 161 
 
Hoechst Schering Agrevo Gmbh
 patents
where one patent can have more than one assignee

Years Active: 1992-2004

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Areas of Expertise:
Lithium Batteries
Electrolyte Systems
Fluorinated Compounds
Phosphonium Catalysts
Safety Enhancements
Chemical Processes
Fluoro-Isobutyric Acid
Phosphorus Ylides
Trifluoroethyl Sulfur Compounds
Radiation-Sensitive Mixtures
Biphenyls
Dicarboxylic Acids
19 patents (USPTO):Explore Patents
1. 6677085 - Electrolyte system for lithium batteries, the use thereof, and method for enhancing the safety of lithium batteries (2004-01-13),
2. 6489064 - Electrolyte system for lithium batteries, the use thereof, and method for enhancing the safety of lithium batteries (2002-12-03),
3. 6437174 - Method for producing 2-fluoro-isobutyric acid esters (2002-08-20),
4. 6166242 - Method for producing compounds containing fluorine, in particular (2000-12-26),
5. 6159640 - Electrolyte system for lithium batteries and use of said system, and (2000-12-11),
6. 615964 - Electrolyte system for lithium batteries and use of said system, and (2000-12-12),
7. 6103659 - Catalyst comprising an amidophosphonium salt for halex reactions (2000-08-15),
8. 5856558 - Process for the preparation of novel stabilized phosphorus ylides (1999-01-05),
9. 5808129 - Process for the preparation of novel stabilized phosphorus ylides (1998-09-15),
10. 5780672 - Process for the selective preparation of monofluoro derivatives (1998-07-14),
11. 5756834 - Process for preparing fluorinated aromatics (1998-05-26),
12. 5716756 - Sulfonic acid esters, radiation-sensitive mixtures prepared therewith (1998-02-10),
13. 5614626 - 1,2,3-Oxathiazin-4(3F)-one 2,2-dioxides, a process for their preparation (1997-03-25),
14. 5534634 - Process for preparing trifluoroethyl sulfur compounds from thiolates and (1996-07-09),
15. 5525729 - Benz-1,2,3-oxathiazin-4(3F)-one-2,2-dioxides, a process for their (1996-06-11),

Title: The Inspiring Journey of Inventor Wolfgang Appel

Introduction:

Wolfgang Appel, a visionary inventor hailing from Kelkheim, DE, has made significant contributions to the world of innovations with his unwavering passion and dedication. With an impressive portfolio of 19 patents to his name, Wolfgang Appel continues to inspire the next generation of inventors worldwide.

Latest Patents:

Among his latest patents is the groundbreaking "Electrolyte system for lithium batteries, the use thereof, and method for enhancing the safety of lithium batteries." This innovation showcases Wolfgang Appel's commitment to advancing technology for a safer and more efficient future.

Career Highlights:

Wolfgang Appel has a rich history of working with esteemed companies such as Hoechst Aktiengesellschaft and Hoechst Research & Technology GmbH & Co. Kg. His innovative spirit and expertise have led to the development of groundbreaking technologies that have left a lasting impact on the industry.

Collaborations:

Throughout his career, Wolfgang Appel has collaborated with talented individuals such as Sergej Pasenok and Gunter Siegemund. These collaborations have not only enriched his work but have also fostered a culture of innovation and excellence in the teams he has been a part of.

Conclusion:

Inventor Wolfgang Appel's remarkable journey serves as a testament to the power of passion, dedication, and innovation. His numerous patents and groundbreaking inventions have solidified his position as a trailblazer in the world of technology, inspiring 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]
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