Vanves, France

Joel Rollin

This inventor holds 6 USPTO granted patents. Top assignees: U.S. Philips Corporation, Thomson Trt Defense. Active years: 1989-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Joel Rollin. Retrieved from https://idiyas.com/inventor/joel-rollin

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 = 2.0

ph-index = 5

Forward Citations = 74(Granted Patents)


Company Filing History:


Years Active: 1989-1993

Loading Chart...
6 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Joel Rollin

Introduction

Joel Rollin is a notable inventor based in Vanves, France. He has made significant contributions to the field of technology, particularly in the development of devices for angular position acquisition and optical systems. With a total of 6 patents to his name, Rollin's work reflects a commitment to advancing technological solutions.

Latest Patents

One of Rollin's latest patents is a device for the acquisition of the instantaneous angular position. This invention involves a luminous source that emits an incident beam in a known direction, along with a reflecting surface attached to mobile means. The device incorporates an array of elementary charge-coupled sensors that are partially scanned by the reflected beam. Additionally, it features optical means to limit the width of the incident beam, with an electronic circuit that produces a digital signal based on the position and the number of illuminated sensors.

Another significant patent is for systems of objectives with optical athermalization. This infrared objective device includes a front convergent assembly with a divergent lens and a convergent lens, as well as a rear divergent assembly. The lenses are made from different materials suitable for the 8 to 12 µm spectral band, including germanium, chalcogenide, and zinc sulfide.

Career Highlights

Throughout his career, Joel Rollin has worked with prominent companies such as U.S. Philips Corporation and Thomson TRT Defense. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.

Collaborations

Rollin has collaborated with notable individuals in his field, including Jean-Claude Perrin and Fernand R. Loy. These partnerships have likely enriched his work and led to further advancements in technology.

Conclusion

Joel Rollin's contributions to the field of technology through his patents and collaborations highlight his innovative spirit and dedication to advancing optical and positional technologies. His work continues to influence the industry and inspire future inventors.

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]
Loading…