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For the Inventor, By the Inventor

Kaiseraugst, Switzerland

Frans Leenhouts

This inventor holds 9 USPTO granted patents. Top assignee: Hoffmann-La Roche Inc.. Active years: 1990-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Frans Leenhouts. Retrieved from https://idiyas.com/inventor/frans-leenhouts-v6bcgojx

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

USPTO Granted Patents = 9

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 4

Forward Citations = 55(Granted Patents)


Location History:

  • Kaiseraugst, CH (1990 - 1994)
  • Achel, BE (1992 - 1995)

Company Filing History:

goldMedal9 out of 5,026 
 
Hoffmann-La Roche Inc.
 patents

Years Active: 1990-1995

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9 patents (USPTO):Explore Patents
1. 5411676 - Chiral dopants for liquid crystalline mixtures (1995-05-02),
2. 5356563 - Liquid crystalline mixtures having a chiral tilted smectic phase (1994-10-18),
3. 5346647 - Cyclohexane compounds used in liquid crystalline mixtures (1994-09-13),
4. 5250222 - Optically active compounds used for liquid crystalline mixtures (1993-10-05),
5. 5244597 - Liquid crystalline mixtures having a chiral tilted smectic phase (1993-09-14),
6. 5104569 - Liquid crystalline mixtures including 2-phenylpyridine compounds (1992-04-14),
7. 5093027 - Chiral dopants for liquid crystalline mixtures (1992-03-03),
8. 5004324 - Liquid crystal display (1991-04-02),
9. 4896947 - Liquid crystal display cell (1990-01-30),

Title: The Innovative Contributions of Frans Leenhouts

Introduction

Frans Leenhouts is a notable inventor based in Kaiseraugst, Switzerland. He has made significant contributions to the field of liquid crystalline mixtures, holding a total of 9 patents. His work focuses on the development of optically active dopants and compounds that enhance the performance of liquid crystals in various applications.

Latest Patents

Leenhouts' latest patents include innovative formulations for chiral dopants used in liquid crystalline mixtures. One of his notable inventions involves optically active dopants characterized by specific chemical structures that enhance optical and electro-optical properties. Another patent details the preparation of liquid crystalline mixtures containing optically active compounds, which are designed for advanced electro-optical applications. These inventions demonstrate his expertise in the field and contribute to the advancement of liquid crystal technology.

Career Highlights

Frans Leenhouts is currently associated with Hoffmann-La Roche Inc., a leading company in the pharmaceutical and biotechnology sectors. His work at the company has allowed him to apply his innovative ideas in a practical setting, furthering the development of liquid crystalline technologies. His contributions have been instrumental in enhancing the functionality of products that rely on liquid crystal technology.

Collaborations

Throughout his career, Leenhouts has collaborated with esteemed colleagues such as Stephen Kelly and Alois Villiger. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas, leading to significant advancements in their respective fields.

Conclusion

Frans Leenhouts is a distinguished inventor whose work in liquid crystalline mixtures has led to numerous patents and advancements in technology. His contributions continue to influence the field, showcasing the importance of innovation in driving progress.

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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