Springfield, VA, United States of America

Banhalli R Ratna

This inventor holds 4 USPTO granted patents. Top assignees: USA as Represented by Secretary of the Navy, Geo-Centers, Inc., Other. Active years: 1999-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Banhalli R Ratna. Retrieved from https://idiyas.com/inventor/banhalli-r-ratna

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 = 4.1

ph-index = 4

Forward Citations = 166(Granted Patents)


Company Filing History:


Years Active: 1999-2002

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4 patents (USPTO):Explore Patents

Title: **Banhalli R Ratna: A Pioneer in Liquid Crystal Technology**

Introduction

Banhalli R Ratna, based in Springfield, VA, is an accomplished inventor with a notable contribution to the field of liquid crystal technology. With a portfolio of four patents, his work revolves around innovations that enhance the performance and capabilities of display technologies.

Latest Patents

Ratna's latest patents showcase his ingenuity and technical expertise. One of his significant inventions is titled "Nanoparticle phosphors manufactured using the bicontinuous cubic phase process." This innovation illustrates his capability to form nanocrystalline phosphors within a bicontinuous cubic phase, a key advancement in materials science.

Another noteworthy patent is for a "Cell circuit for active matrix liquid crystal displays using high." This invention pertains to an active matrix circuit tailored for compact, high-resolution reflective liquid crystal displays. It employs low quiescent current and low output impedance MOS transistor amplifiers fabricated via a CMOS process. The circuit's design features a voltage-controlled input switch that manages the voltage refresh for the active matrix cell. This remarkable technology is particularly advantageous for liquid crystal devices with fast, analog response liquid crystals, such as Electroclinic Liquid Crystals (ELC), allowing for efficient charge delivery without causing a pixel voltage drop.

Career Highlights

Throughout his career, Ratna has been associated with several prestigious organizations, including the United States of America, as represented by the Secretary of the Navy. His experience in leading projects and developing patents has established him as a significant figure in his field.

Collaborations

In his professional journey, Ratna has collaborated with esteemed colleagues including Henry F Gray and Jianping Yang. These partnerships have further enriched his contributions to innovations in display technology, showcasing the power of teamwork in research and development.

Conclusion

Banhalli R Ratna's contributions through his patents continue to impact the field of liquid crystal displays, driving forward the boundaries of technology. His innovative solutions stand as a testament to his expertise and vision, paving the way for future advancements in this exciting field.

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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