Biel, Switzerland

Julien Christan

This inventor holds 25 USPTO granted patents and 16 published patent applications and 24 EPO patents, primarily in Horological Engineering. Top assignees: Eta Sa Manufacture Horlogere Suisse, Omega Sa. Active years: 2016-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Julien Christan. Retrieved from https://idiyas.com/inventor/julien-christan

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 = 72.0

 

Average Co-Inventor Count = 1.6

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 2016-2026

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Areas of Expertise:
Balance Spring
Horological Movement
Timepiece Regulation
Mechanical Resonator
Display Mechanism
Torque Limiting
Index-Assembly System
Protective Ring
Stop Pawl
Twisted Arbour
Drive Mechanism
Assembly Method
25 patents (USPTO):Explore Patents

Title: The Innovative Mind of Julien Christan: A Pioneer in Timepiece Technology

Introduction

Julien Christan, based in Bienne, Switzerland, is a prominent inventor known for his remarkable contributions to the field of horology. With a total of 15 patents, his innovative designs have significantly advanced timepiece technology, making him a key figure in the industry.

Latest Patents

Among his latest inventions is a sophisticated timepiece display mechanism. This mechanism features a shaft with a plate or bridge that carries guide devices to navigate the shaft around an axis. It incorporates a unique support surface shaped in a V-form, allowing for precise centering of the shaft. On the opposite side, holding elements exert an elastic return force, ensuring that the shaft remains securely within the guide bearing.

Another cutting-edge innovation by Christan is a watch design that includes a dial with a fixed portion and a movable portion. The fixed segment features a through opening that reveals varying visual appearances on the rotating portion, allowing for a dynamic presentation of time. This design is connected to a control member, enabling the user to effortlessly change the visual display with a gentle rotation.

Career Highlights

Julien Christan has had an illustrious career, contributing his expertise at renowned companies such as Eta Sa Manufacture Horlogère Suisse. His work at these firms allowed him to push the boundaries of watchmaking, integrating complex mechanisms into user-friendly designs.

Collaborations

Throughout his career, Christan has collaborated with talented individuals in the industry, including notable coworkers Thierry Conus and Ivan Villar. Their collective expertise has undoubtedly contributed to the innovative spirit that characterizes Christan's work.

Conclusion

Julien Christan's contributions to watch technology exemplify the spirit of innovation that drives the horology industry forward. With his 15 patents showcasing groundbreaking designs, he continues to inspire future inventors and advances in timepiece technology. His career reflects a dedication to excellence and a passion for creating unique, functional horological masterpieces.

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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