Sunnyvale, CA, United States of America

Jothilingam Ramalingam

This inventor holds 21 USPTO granted patents and 6 published patent applications and 1 EPO patent, primarily in Physical Vapor Deposition. Top assignee: Applied Materials, Inc.. Active years: 2016-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jothilingam Ramalingam. Retrieved from https://idiyas.com/inventor/jothilingam-ramalingam

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

Calculating rank
USPTO Granted Patents = 21 

% Patents Active = 95.2


Average Co-Inventor Count = 4.6

ph-index = 3

Forward Citations = 18(Granted Patents)


Location History:

  • Sunnyvale, CA (US) (2016 - 2024)
  • Milpitas, CA (US) (2022 - 2024)

Company Filing History:


Years Active: 2016-2025

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Areas of Expertise:
Physical Vapor Deposition
Dielectric Deposition
Backside Deposition
Tungsten Resistivity
Photoresists
Plasma Cleaning
Lithography Applications
Flow Uniformity
Ruthenium
Silicide Films
Patterned Metal Oxide
Process Chamber
21 patents (USPTO):Explore Patents

Title: Innovations and Contributions of Jothilingam Ramalingam

Introduction

Jothilingam Ramalingam is a prolific inventor based in Sunnyvale, California. With an impressive portfolio of 20 patents, he has made significant contributions to the field of materials engineering and deposition methods.

Latest Patents

One of his latest patents is titled "Method and Chamber for Backside Physical Vapor Deposition." This invention focuses on techniques for backside stress engineering of substrates to alleviate film stresses and bowing issues. The method involves flipping a substrate at a factory interface to face the backside upwards and then transferring it to a physical vapor deposition chamber for film layer deposition. Additionally, the apparatus for this process features a substrate supporting surface designed to support the substrate at or near its periphery, ensuring that the front side’s active region remains unaffected during the deposition process.

Career Highlights

Jothilingam Ramalingam has been associated with Applied Materials, Inc., a leading company in the field of materials engineering. His role involves pioneering research and development that advances manufacturing technologies.

Collaborations

Throughout his career, Jothilingam has collaborated with notable professionals, including Jianxin Lei and Yong Cao. Their joint efforts in research continue to push the boundaries of innovations in substrate processing techniques and materials science.

Conclusion

In conclusion, Jothilingam Ramalingam stands out as a remarkable inventor whose innovative approaches to physical vapor deposition have enhanced the materials engineering field. His contributions not only reflect his expertise but also demonstrate the collaborative spirit within the industry, elevating the standards of research and technological advancement.

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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