Peter Feyen

This inventor holds 16 USPTO granted patents, primarily in Pharmaceutical Formulations. Top assignees: Bayer Aktiengesellschaft, Afga-Gevaert Aktiengesellschaft. Active years: 1980-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Peter Feyen. Retrieved from https://idiyas.com/inventor/peter-feyen

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

Calculating rank

USPTO Granted Patents = 16

% Patents Active = 100.0

Average Co-Inventor Count = 2.8

ph-index = 5

Forward Citations = 72(Granted Patents)

Company Filing History:

15 out of 12,269

Bayer Aktiengesellschaft

patents

1 out of 13

Afga-Gevaert Aktiengesellschaft

patents

Years Active: 1980-1995

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Areas of Expertise:

Agrochemicals

Beta-Lactam Antibiotics

Pharmaceutical Formulations

Penicillins

Oxiranes

Thiophosphoric Acids

Granulated Developers

Hetero-Acetamido Compounds

E-Isomers

3-Isomers

Propargyl Esters

Antipodes

16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5427795 - Solid formulations of agrochemicals (1995-06-27),

2. 5230892 - Solid formulations (1993-07-27),

3. 4929735 - Process for the preparation of oxiranes (1990-05-29),

4. 4923786 - Granulated color photographic developer and its preparation (1990-05-08),

5. 4804766 - Process for the preparation of the (-)-antipode of (1989-02-14),

6. 4789746 - Process for the preparation of the (+)-antipode of (1988-12-06),

7. 4607108 - Process for the preparation of 3-isomers of (1986-08-19),

8. 4537730 - Preparation of O,S-dimethyl-thiolophosphoric acid amide (1985-08-27),

9. 4501897 - Process for the preparation of E-isomers of (1985-02-26),

10. 4416834 - Process for the preparation of thiophosphoric acid esters (1983-11-22),

11. 4338434 - 2-Hetero-acetamido-cephalosporinates (1982-07-06),

12. 4327040 - Preparation of phosphoric acid propargyl esters (1982-04-27),

13. 4251524 - .beta.-Lactam antibiotics (1981-02-17),

14. 4218451 - Penicillins and their use (1980-08-19),

15. 4215118 - 2-Hetero-acetamido-penicillanates and cephalosporinates (1980-07-29),

Title: The Innovative Contributions of Peter Feyen

Introduction

Peter Feyen is a notable inventor based in Mettmann, Germany. He has made significant contributions to the field of agrochemicals, holding a total of 16 patents. His work has had a considerable impact on the development of solid formulations in this industry.

Latest Patents

Feyen's latest patents include innovative solid formulations of agrochemicals. These new formulations are designed to enhance the effectiveness and efficiency of agrochemical applications. His research in this area continues to push the boundaries of agricultural science.

Career Highlights

Throughout his career, Peter Feyen has worked with prominent companies such as Bayer Aktiengesellschaft and Agfa-Gevaert Aktiengesellschaft. His experience in these organizations has allowed him to develop and refine his expertise in agrochemical formulations.

Collaborations

Feyen has collaborated with notable colleagues, including Karl G Metzger and Michael Preiss. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.

Conclusion

Peter Feyen's innovative work in agrochemicals and his extensive patent portfolio highlight his significant contributions to the field. His dedication to improving solid formulations continues to influence agricultural practices today.

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]