Riehen, Switzerland

Jost Von Der Crone

This inventor holds 32 USPTO granted patents, primarily in Isoindoline Pigments. Top assignees: Ciba-Geigy Corporation, Ciba-Geigy Ag. Active years: 1976-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jost Von Der Crone. Retrieved from https://idiyas.com/inventor/jost-von-der-crone

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


% Patents Active = 100.0

Average Co-Inventor Count = 1.8

ph-index = 6

Forward Citations = 147(Granted Patents)


Location History:

  • Riehen, CH (1976 - 1984)
  • La Dey, CH (1990)
  • Arconciel, CH (1988 - 1991)

Company Filing History:


Years Active: 1976-1991

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Areas of Expertise:
Disazo Compounds
Long-Chain Alkyl Esters
Organic Pigments
Isoindoline Pigments
Metal Complexes
Photoelectrophoretic Imaging
Thermoplastics Dyeing
Polyesters
Iminoisoindoline
Tetrachloroisoindolinone
Azomethines
Coloring Compounds
32 patents (USPTO):Explore Patents

Title: Jost Von Der Crone: Innovations in Photoelectrophoretic Imaging

Introduction: Jost Von Der Crone, an influential inventor based in Riehen, Switzerland, has contributed substantially to the field of photoelectronics. With a remarkable portfolio of 22 patents, Von Der Crone has been at the forefront of advancements involving isoindoline pigments, enhancing imaging processes and materials.

Latest Patents: Among his latest inventions, Jost Von Der Crone has developed a process for photoelectrophoretic imaging utilizing isoindoline pigments. This innovative process involves the suspension of photosensitive pigment particles between two electrodes, where at least one is transparent. The setup is subjected to an electric field while being exposed to an image. His invention showcases the use of isoindoline pigments characterized by excellent photoelectrophoretic sensitivity and reduced fog density. These pigments contain a unique molecular structure whereby R can be a variety of alkyl, cycloalkyl, aryl, or heterocyclic aromatic radicals, allowing for versatile application in imaging.

Career Highlights: Jost's career includes significant positions at renowned organizations such as Ciba-Geigy Corporation and Ciba-Geigy AG, where he contributed to pioneering innovations in the pigments and imaging industry. His dedication to research and development has led him to amass a significant number of patents, emphasizing his role as a leader in technological advancements.

Collaborations: Throughout his career, Jost Von Der Crone has partnered with noteworthy colleagues, including Andre Pugin and Francois L'Eplattenier. These collaborations have enriched his research endeavors and resulted in the successful development of innovative products in the field of photoelectrophoretic imaging.

Conclusion: Jost Von Der Crone's contributions to the realm of innovations and inventions, particularly in photoelectrophoretic imaging and isoindoline pigments, are commendable. His continued efforts in research and collaboration have ensured that he remains a key figure in advancing technological solutions in imaging processes.

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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