Company Filing History:

9 out of 5,000

United States of America as Represented by the Secretary of the Air Force

Years Active: 1997-2011

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10 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7862856 - Method for making high temperature polymer dielectric compositions incorporating diamond-like hydrocarbon units for capactive energy storage applications (2011-01-04),

2. 7208551 - Polyaryleneetherketone phosphine oxide compositions incorporating cycloaliphatic units for use as polymeric binders in thermal control coatings and method for synthesizing same (2007-04-24),

3. 7041779 - Rigid-rod benzobisazole polymers incorporating naphthalene-1,5-diyl structure units (2006-05-09),

4. 6392009 - Extended-rod benzobisazole polymers (2002-05-21),

5. 6025439 - Processing of thermoplastic rigid-rod molecular composites (2000-02-15),

6. 5998550 - Processing of thermoset rigid-rod molecular composites (1999-12-07),

7. 5847032 - Sulfo-pendent aryletherketone copolymers film containing NLO chromophore (1998-12-08),

8. 5837783 - Sulfo-pendent aryletherketone polymer film containing NLO chromophore (1998-11-17),

9. 5670651 - Thermosetting resins derived from 4-hydroxy- and (1997-09-23),

10. 5616765 - Method for the preparation of 4-hydroxy-and (1997-04-01),

Title: Innovations of Narayanan Venkatasubramanian

Introduction

Narayanan Venkatasubramanian is a notable inventor based in Beavercreek, OH (US). He holds a total of 10 patents, showcasing his significant contributions to the field of polymer dielectric compositions and thermal control coatings.

Latest Patents

One of his latest patents is a method for making high temperature polymer dielectric compositions incorporating diamond-like hydrocarbon units for capacitive energy storage applications. This invention provides a method that includes forming a polymer solution from the cardo-diol 9,9-bis(4-hydroxyphenyl)fluorene and a diacid chloride. The process involves casting a freestanding thin polyester film from the polymer solution and metallizing the polyester film with an evaporated aluminum layer to create the dielectric composition. The diacid chloride may be derived from trans-1,4-cyclohexanedicarboxylic acid, 1,3-adamantanedicarboxylic acid, or 4,9-diamantanedicarboxylic acid.

Another significant patent involves polyaryleneetherketone phosphine oxide compositions incorporating cycloaliphatic units for use as polymeric binders in thermal control coatings. This invention provides a method for synthesizing these compositions, which are particularly useful in space environments.

Career Highlights

Throughout his career, Narayanan has worked with esteemed organizations such as the United States of America as represented by the Secretary of the Air Force and the University of Dayton. His work has significantly impacted the development of advanced materials for various applications.

Collaborations

He has collaborated with notable individuals in his field, including Fred E Arnold, Jr and Thuy D Dang. These collaborations have contributed to the advancement of his innovative projects.

Conclusion

Narayanan Venkatasubramanian's work exemplifies the spirit of innovation in the field of polymer technology. His patents reflect a commitment to advancing materials science and engineering.

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