Santa Clara, CA, United States of America

Stephane Rossignol

This inventor holds 2 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Stephane Rossignol. Retrieved from https://idiyas.com/inventor/stephane-rossignol

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 = 1.5

ph-index = 2

Forward Citations = 45(Granted Patents)


Company Filing History:


Years Active: 2003

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2 patents (USPTO):Explore Patents

Title: The Innovations of Stephane Rossignol

Introduction

Stephane Rossignol is a notable inventor based in Santa Clara, CA. He has made significant contributions to the field of data manipulation and arithmetic operations through his innovative patents. With a total of 2 patents, Rossignol's work has had a considerable impact on technology.

Latest Patents

Rossignol's latest patents include a "Method and apparatus for manipulating vectored data." This invention discloses a method for shifting bits of packed data, which involves a bit-level shift step followed by a byte-level shift step. A mask is generated and applied to the intermediate shifted result to produce the final outcome. Additionally, he has developed a "Method and apparatus for arithmetic operation on vectored data." This method focuses on multiplying 32-bit values by decomposing each multiplicand into its 16-bit components, leading to a processor core design that allows for the reuse of much of the logic in the multiplication unit.

Career Highlights

Rossignol is currently employed at Hitachi, Ltd., where he continues to innovate and contribute to advancements in technology. His work is characterized by a deep understanding of data processing and manipulation, which has been instrumental in developing efficient computing solutions.

Collaborations

Throughout his career, Rossignol has collaborated with talented individuals such as Lew Chua-Eoan and Jeffrey Cui. These collaborations have fostered an environment of creativity and innovation, leading to the development of groundbreaking technologies.

Conclusion

Stephane Rossignol's contributions to the field of data manipulation and arithmetic operations are noteworthy. His innovative patents and collaborations highlight his commitment to advancing technology. His work continues to influence the industry and inspire future innovations.

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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