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For the Inventor, By the Inventor

Wachenheim, Germany

Helmut Hoch

This inventor holds 25 USPTO granted patents, primarily in Dye Chemistry. Top assignee: Basf Aktiengesellschaft. Active years: 1977-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Helmut Hoch. Retrieved from https://idiyas.com/inventor/helmut-hoch

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

Calculating rank
USPTO Granted Patents = 25

% Patents Active = 100.0

Average Co-Inventor Count = 2.2

ph-index = 4

Forward Citations = 126(Granted Patents)


Location History:

  • Ludwigshafen, DE (1977)
  • Wachenheim, DE (1977 - 1990)
  • Weisenheim, DE (1989 - 1996)

Company Filing History:

goldMedal25 out of 10,816 
 
Basf Aktiengesellschaft
 patents

Years Active: 1977-1996

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Areas of Expertise:
Anthraquinone
Dyes
Pigments
Color Enhancement
Chemical Compounds
Quinophthalone
Aryl Amines
Naphthalene
Color Value
Dispersible Pigments
Chemical Processes
Colorants
25 patents (USPTO):Explore Patents
1. 5525743 - Preparation of anthraquinone imide compounds (1996-06-11),
2. 5342950 - Preparation of quinophthalone derivatives (1994-08-30),
3. 5210190 - Preparation of triazinyl-bis-anthraquinone dyes by reacting (1993-05-11),
4. 5066820 - Process for the preparation of 1-amino-2-carboxyanthraquinones (1991-11-19),
5. 4979684 - Dispersion, comminution or deagglomeration and classification of solids (1990-12-25),
6. 4950756 - Preparation of 1-nitroanthraquinone-2-carboxylic acid (1990-08-21),
7. 4916244 - Preparation of 1-amino-4-hydroxy-2-(6'-hydroxyhexoxy)-anthraquinone (1990-04-10),
8. 4904796 - Preparation of a blue anthraquinonoid disperse dye of (1990-02-27),
9. 4882095 - Preparation of alkoxy(iso)violanthrenediones (1989-11-21),
10. 4824608 - Preparation of C.I. Vat Blue 16 (1989-04-25),
11. 4431824 - Preparation of 4,4',7,7'-tetrachlorothioindigo pigments of high color (1984-02-14),
12. 4332955 - Preparation of transparent pigmentary forms of (1982-06-01),
13. 4323510 - Brown vat dye and its preparation (1982-04-06),
14. 4298534 - Preparation of brilliant, transparent pigmentary bromo-isoviolanthrone (1981-11-03),
15. 4286094 - Preparation of a pigmentary form of perylene-3,4,9,10-tetracarboxylic (1981-08-25),

Title: Helmut Hoch: Pioneering Innovator in Chemical Engineering

Introduction:

Helmut Hoch, a prolific inventor based in Wachenheim, Germany, has made significant contributions to the field of chemical engineering. With a total of 25 patents to his name, Helmut Hoch is known for his groundbreaking work in the synthesis of organic compounds.

Latest Patents:

Among his latest patents is the innovative method for the preparation of anthraquinone imide compounds. This process involves the condensation of anthraquinone compounds with halogenized aromatics or primary aromatic amines in the presence of specific catalysts and agents, using alkyl benzoate as the organic solvent. Additionally, Helmut Hoch's research has led to the development of a novel technique for the synthesis of quinophthalone derivatives, showcasing his expertise in the chemical sciences.

Career Highlights:

Helmut Hoch is affiliated with Basf Aktiengesellschaft, a renowned chemical company at the forefront of innovation. His collaboration with Basf has been instrumental in turning his inventive ideas into tangible products that have the potential to revolutionize various industries.

Collaborations:

Throughout his career, Helmut Hoch has worked closely with esteemed colleagues such as Heinrich Hiller and Hans-Juergen Quadbeck-Seeger. Their combined expertise and dedication to scientific advancements have resulted in the successful execution of numerous research projects and patents.

Conclusion:

In conclusion, Helmut Hoch's exceptional talent and unwavering commitment to excellence have solidified his position as a leading figure in the realm of chemical engineering. His innovative approach to problem-solving and his dedication to pushing the boundaries of scientific knowledge continue to inspire awe and admiration in the field.

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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