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For the Inventor, By the Inventor

Erkrath, Germany

Gerd-Michael Petruck

USPTO Granted Patents = 18

Average Co-Inventor Count = 2.5

ph-index = 5

Forward Citations = 60(Granted Patents)


Location History:

  • Bergisch-Gladbach, DE (1978 - 1981)
  • Erkrath, DE (1983 - 2002)

Company Filing History:

goldMedal18 out of 12,157 
 
Bayer Aktiengesellschaft
 patents

Years Active: 1978-2002

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18 patents (USPTO):Explore Patents
1. 6429344 - Process for the preparation of d,I-menthol (2002-08-06),
2. 6077975 - Process for preparing dicycloaliphatic amines (2000-06-20),
3. 6054619 - Process for preparing cycloaliphatic amines (2000-04-25),
4. 6043395 - Process for preparing variable mixtures of cyclohexyl-amine and (2000-03-28),
5. 5756864 - Process for preparing D,L-menthol from D-menthol (1998-05-26),
6. 5750803 - Process for the preparation of D,L-menthol (1998-05-12),
7. 5741929 - Process for preparing a mixture of amino-methyl-cyclohexanes and (1998-04-21),
8. 5739404 - Process for preparing a mixture of amino-methyl-cyclohexanes and (1998-04-14),
9. 5728883 - Process for preparing a mixture of cyclohexylamine and dicyclohexylamine (1998-03-17),
10. 5705700 - Process for preparing a mixture of cyclohexylamine and dicyclohexylamine (1998-01-06),
11. 5696303 - Process for the preparation of aliphatic .alpha., .omega.-diols (1997-12-09),
12. 5386060 - Palladium catalyst and its use in the preparation of a mixture of (1995-01-31),
13. 5322965 - Process for the preparation of a mixture of cyclohexylamine and (1994-06-21),
14. 4570023 - Process for the preparation of trichlorobenzenes (1986-02-11),
15. 4456777 - Process for the preparation of 2-chloro-4-nitrotoluene (1984-06-26),

Title: Inventor Gerd-Michael Petruck: Innovations in Organic Chemistry

Introduction

Gerd-Michael Petruck is a renowned inventor based in Erkrath, Germany. With an impressive portfolio of 18 patents, he has made significant contributions to the field of organic chemistry. His innovative processes focus on the hydrogenation of compounds, showcasing his expertise in transforming complex chemical substances.

Latest Patents

Petruck's latest patents include groundbreaking methods that advance the preparation of various chemical compounds. One notable invention is a process for the preparation of d,l-menthol, which involves the catalytic hydrogenation of menthane derivatives containing double bonds and oxygen. This process operates at temperatures between 100 to 200°C and under hydrogen pressures ranging from 2 to 50 bar, utilizing noble-metal catalysts.

Another significant patent details a low-pressure process for producing symmetrical dicycloaliphatic amines from aromatic amines. This method employs rhodium catalysts—unmodified or modified by other metals such as Ir, Ru, Os, Pd, and Pt—on supports enhanced by oxides, ensuring efficient hydrogenation within a controlled environment.

Career Highlights

Gerd-Michael Petruck's career is firmly rooted in his role at Bayer Aktiengesellschaft, a leading global company in the fields of pharmaceuticals and life sciences. His work has earned him recognition not only for his innovative ideas but also for his capacity to deliver practical solutions to complex chemical challenges.

Collaborations

Throughout his career, Petruck has worked alongside esteemed colleagues such as Gerhard Darsow and Reinhard Langer. Their collaborative efforts have been instrumental in advancing their shared goals in chemical research and development.

Conclusion

In summary, Gerd-Michael Petruck stands out as a prominent inventor in organic chemistry, with numerous patents showcasing his pioneering methods for chemical synthesis. His contributions to the field remain valuable, reflecting a commitment to innovation and excellence in scientific research.

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