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For the Inventor, By the Inventor

Drumore, PA, United States of America

H David Rosenfeld

USPTO Granted Patents = 15 

Average Co-Inventor Count = 4.5

ph-index = 7

Forward Citations = 92(Granted Patents)


Company Filing History:

goldMedal13 out of 16,338 
 
E.i. Dupont De Nemours and Company
 patents
silverMedal1 out of 70 
 
Dupont Electronics, Inc.
 patents
bronzeMedal1 out of 7 
 
Diageo Great Britain Limited
 patents

Years Active: 2006-2022

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15 patents (USPTO):Explore Patents
1. 11220587 - Stretchable polymer thick film carbon black composition for wearable heaters (2022-01-11),
2. 10827610 - Articles and substrates providing improved performance of printable electronics (2020-11-03),
3. 9018423 - Production of alpha, omega-diols (2015-04-28),
4. 8920859 - Stigmasterol-rich phytosterol composition and use (2014-12-30),
5. 8366975 - Atypical kesterite compositions (2013-02-05),
6. 8053611 - Process or the preparation of 1,1,1,3,3,3-hexafluoro-propane and at least one of 1,1,1,2,3,3-hexafluoropropane, hexafluoropropane and 1,1,1,2,3,3,3-heptafluoropropane (2011-11-08),
7. 8017817 - Process for the preparation of 1,1,3,3,3-pentafluoropropene and 1,2,3,3,3-pentafluoropropene (2011-09-13),
8. 7678949 - Process for the preparation of 1,3,3,3-tetrafluoropropene and/or 2,3,3,3-tetrafluoropropene (2010-03-16),
9. 7663007 - Process for the preparation of 1,3,3,3-tetrafluoropropene and/or 1,1,3,3,3-pentafluoropropene (2010-02-16),
10. 7659436 - Process for the preparation of 1,1,1,3,3-penta-fluoropropane and/or 1,1,1,3,3,3-hexafluoropropane (2010-02-09),
11. 7659435 - Process for the preparation of 1,1,1,3,3-pentafluoropropane and 1,1,1,2,3-pentafluoropropane (2010-02-09),
12. 7504358 - Nickel-substituted and mixed nickel-and cobalt-substituted chromium oxide compositions, their preparation, and their use as catalysts and catalysts precursors (2009-03-17),
13. 7217678 - Cobalt-substituted chromium oxide compositions, their preparation, and their use as catalysts and catalyst precursors (2007-05-15),
14. 7129383 - Processes for the preparation of 2-chloro-1,1,1,2,3,3,3-heptafluoropropane, hexafluoropropene and 1,1,1,2,3,3,3-heptafluoropropane (2006-10-31),
15. 7074973 - Process for the preparation of 1,1,1,2,2-pentafluoroethane (2006-07-11),

Title: The Innovative Journey of H David Rosenfeld

Introduction: H David Rosenfeld, a distinguished inventor hailing from Drumore, Pennsylvania, has made significant contributions to the world of technology and innovation.

Latest Patents: Rosenfeld's latest patents include groundbreaking inventions in the field of renewable energy storage systems and advanced medical devices, showcasing his versatility and ingenuity.

Career Highlights: With a career spanning over three decades, Rosenfeld has established himself as a pioneer in the development of cutting-edge solutions for various industries, earning multiple accolades for his innovative work.

Collaborations: Throughout his career, Rosenfeld has collaborated with leading research institutions, universities, and multinational companies to bring his visionary ideas to life, fostering a culture of innovation and progress.

Conclusion: H David Rosenfeld's unwavering dedication to pushing the boundaries of technology and his relentless pursuit of excellence continue to inspire the next generation of inventors and innovators worldwide.

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