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For the Inventor, By the Inventor

Louisville, KY, United States of America

Setlur R Ramaswamy

This inventor holds 5 USPTO granted patents. Top assignees: D. D. Williamson Co., Inc., Pepsico, Inc.. Active years: 1986-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Setlur R Ramaswamy. Retrieved from https://idiyas.com/inventor/setlur-r-ramaswamy

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

Calculating rank
USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 1.1

ph-index = 5

Forward Citations = 49(Granted Patents)


Company Filing History:

goldMedal3 out of 4 
 
D. D. Williamson Co., Inc.
 patents
silverMedal2 out of 1,073 
 
Pepsico, Inc.
 patents

Years Active: 1986-1993

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5 patents (USPTO):Explore Patents
1. 5260437 - Recovery of caffeine from tea trimmings and vegetable wastes (1993-11-09),
2. 5114492 - Process for separating caramel colors (1992-05-19),
3. 5023103 - Fiber and method of making (1991-06-11),
4. 4784696 - Process for production of concentrated salt stable and beer stable (1988-11-15),
5. 4614662 - Fast cook-continuous process for production of ammonia caramel color (1986-09-30),

Title: Setlur R Ramaswamy: Innovator in Caffeine Recovery and Caramel Color Separation

Introduction

Setlur R Ramaswamy is a notable inventor based in Louisville, KY (US). He has made significant contributions to the fields of food and pharmaceuticals through his innovative patents. With a total of 5 patents, Ramaswamy has focused on processes that enhance the recovery of valuable compounds from natural sources.

Latest Patents

One of Ramaswamy's latest patents is for the recovery of caffeine from tea trimmings and vegetable wastes. In this process, tea trimmings and wastes are dried and then burned, either directly or indirectly, to liberate caffeine. The caffeine is then recovered using water scrubbing or electrostatic precipitation. The crude caffeine is subsequently concentrated and purified by crystallization for use in foods and pharmaceuticals. Another significant patent involves a process for separating caramel colors. This invention relates to the separation of color solids from caramelized carbohydrate solutions using ultrafiltration. It describes a continuous process for separating these solids into a color fraction and a non-color fraction, allowing for the recycling of the non-color fraction to produce color bodies with an acceptable flavor for use in beverages or food.

Career Highlights

Throughout his career, Ramaswamy has worked with prominent companies such as D. D. Williamson Co., Inc. and Pepsico, Inc. His experience in these organizations has contributed to his expertise in food science and innovation.

Collaborations

Ramaswamy has collaborated with various professionals in his field, including his coworker Peter A Wolf. These collaborations have likely enriched his work and led to further advancements in his inventions.

Conclusion

Setlur R Ramaswamy is a distinguished inventor whose work in caffeine recovery and caramel color separation has made a significant impact in the food and pharmaceutical industries. His innovative approaches continue to pave the way for advancements in these fields.

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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