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For the Inventor, By the Inventor

Ludwigshafen, Germany

Klaus D Schomann

This inventor holds 20 USPTO granted patents, primarily in Optical Recording Media. Top assignees: Basf Aktiengesellschaft, Basf Magnetics Gmbh, Other. Active years: 1980-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Klaus D Schomann. Retrieved from https://idiyas.com/inventor/klaus-d-schomann

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

Calculating rank
USPTO Granted Patents = 20

% Patents Active = 100.0

Average Co-Inventor Count = 4.1

ph-index = 6

Forward Citations = 70(Granted Patents)


Location History:

  • Frankfurt-am-Main, DE (1980)
  • 6700 Ludwigshafen, DE (1992)
  • Ludwigshafen, DE (1982 - 1998)

Company Filing History:

goldMedal18 out of 10,816 
 
Basf Aktiengesellschaft
 patents
silverMedal1 out of 79 
 
Basf Magnetics Gmbh
 patents
bronzeMedal1 out of 834,601 
Other
 patents

Years Active: 1980-1998

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Areas of Expertise:
Optical Recording Medium
Azulenesquaric Acid Dyes
Magnetic Recording Medium
Heterocyclic Polymethine Dyes
Naphtholactamsquaric Acid Dyes
Repositioning Laser Beams
Irreversible Optical Medium
Tape Guide System
Magnetic Tape Cassette
DC Erase Head
Magnetic Devices
Amido-Containing Dyes
20 patents (USPTO):Explore Patents
1. 5728867 - Carbonyloxy-substituted azulenesquaric acid dyes, intermediates therefor (1998-03-17),
2. 5462810 - Magnetic recording medium (1995-10-31),
3. 5235573 - Repositioning laser beams in information storage media (1993-08-10),
4. 5221751 - Heterocyclic polymethine dyes with carbamate or amide groups (1993-06-22),
5. 5169975 - Binary azulenesquaric acid dyes, their intermediates and optical (1992-12-08),
6. 5124240 - Optical recording medium (1992-06-23),
7. 5122435 - Amido-containing azulene squaric acid dyes, intermediates therefor and (1992-06-16),
8. 5093492 - Methine dyes and optical recording medium containing same (1992-03-03),
9. 5087727 - A zulenes containing a urethane group (1992-02-11),
10. 5084592 - Azulenesquaric acid dyes, azulene intermediates therefor, and optical (1992-01-28),
11. 5064702 - Quinoxalinepentamethine dyes and optical recording medium containing same (1991-11-12),
12. 4990649 - Azulenesquaric acid dyes that contain urethane groups (1991-02-05),
13. 4966798 - Optical recording medium (1990-10-30),
14. 4830951 - Naphtholactamsquaric acid dyes and optical recording materials (1989-05-16),
15. 4751601 - Tape guide system for magnetic tapes, especially video tapes (1988-06-14),

Title: Klaus D Schomann: A Pioneer in Innovative Dyes and Magnetic Recording Technologies

Introduction

Klaus D Schomann, an accomplished inventor based in Ludwigshafen, Germany, has made significant contributions to the fields of chemical dyes and magnetic recording mediums. With a remarkable portfolio of 20 patents, Schomann has established himself as a leading figure in innovation and development in his areas of expertise.

Latest Patents

Among his latest patents is the invention of carbonyloxy-substituted azulenesquaric acid dyes. These compounds, represented by the formula ##STR1##, feature C1-C12 alkylene groups that may be substituted by phenyl groups, showcasing significant versatility and potential applications in various industries. Additionally, he has developed a magnetic recording medium that consists of a nonmagnetic substrate, a ferromagnetic metal layer, and a protective layer made from compounds including an unfluorinated or partially fluorinated alkyl radical along with a disulfide, hydroxyl, or keto group.

Career Highlights

Klaus D Schomann has worked with several notable companies during his career, including BASF Aktiengesellschaft, where he honed his skills and gained invaluable experience in the field of chemical and material innovations. His commitment to advancing technology has been crucial in his development of unique products that meet the needs of evolving markets.

Collaborations

Throughout his career, Schomann has collaborated with talented professionals, including Sibylle Brosius and Harald Kuppelmaier. These partnerships have not only fostered innovation but have also contributed to a collaborative atmosphere of research and development in the industry.

Conclusion

Klaus D Schomann's extensive work and unique inventions have made a lasting impact in the domains of dyes and magnetic recording technologies. His prolific patent portfolio exemplifies his innovative spirit and dedication to advancing scientific understanding and applications, marking him as a notable inventor in today's technological landscape.

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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