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For the Inventor, By the Inventor

Broomfield, CO, United States of America

David Glenn Black

USPTO Granted Patents = 20 

Average Co-Inventor Count = 2.6

ph-index = 5

Forward Citations = 49(Granted Patents)


Location History:

  • Boulder, CO (US) (2001 - 2004)
  • Longmont, CO (US) (2000 - 2012)
  • Broomfield, CO (US) (2016 - 2020)

Company Filing History:

goldMedal20 out of 3,030 
 
Lexmark International, Inc.
 patents

Years Active: 2000-2020

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20 patents (USPTO):Explore Patents
1. 10761443 - Charge transport molecule having hydrogen for an overcoat of a photoconductor (2020-09-01),
2. 10732528 - Overcoat for a photoconductor with tetrafunctional radical polymerizable charge transport molecule having hydrogen (2020-08-04),
3. 10684565 - Photoconductor overcoat having a charge transport molecule with four radical polymerizable hydrophilic functional groups containing an oxygen atom and method of making the same (2020-06-16),
4. 10495991 - Photoconductor having protective overcoat layer with a charge transport molecule with four radical polymerizable hydrophilic functional groups containing an oxygen atom and method of making the same (2019-12-03),
5. 10481512 - Photoconductor having protective overcoat layer with a charge transport molecule with four radical polymerizable hydrophilic functional groups containing an oxygen atom and method of making the same (2019-11-19),
6. 10331051 - Method to make a photoconductor having an overcoat with tetrafunctional radical polymerizable charge transport molecule (2019-06-25),
7. 9927727 - Method to make a photoconductor having an overcoat with tetrafunctional radical polymerizable charge transport molecule (2018-03-27),
8. 9513591 - Photoconductor overcoat having a radical polymerizable charge transport molecule containing two ethyl acrylate functional groups and urethane acrylate resins containing six radical polymerizable functional groups (2016-12-06),
9. 9394232 - Cost effective method of producing triarylamine compounds having two alkly alcohols (2016-07-19),
10. 9360822 - Photoconductor overcoat having radical polymerizable charge transport molecules containing two ethyl acrylate functional groups and urethane acrylate resins containing six radical polymerizable functional groups (2016-06-07),
11. 9256143 - Photoconductor overcoat having tetrafunctional radical polymerizable charge transport molecule (2016-02-09),
12. 8178265 - Electrophotographic photoreceptor having a spectral marker and electrophotographic printer using the same (2012-05-15),
13. 7955769 - Control of crazing, cracking or crystallization of a charge transport layer in a photoconductor (2011-06-07),
14. 7387861 - Additive for photoconductor end seal wear mitigation (2008-06-17),
15. 6881272 - Selective removal of photoreceptor coatings by ultrasonification (2005-04-19),

Title: David Glenn Black: A Pioneer in Charge Transport Molecules

Introduction

David Glenn Black, an accomplished inventor based in Broomfield, Colorado, has made significant contributions to the field of charge transport molecules. With a total of 20 patents to his name, Black is recognized for his innovative work that continues to push the boundaries of technology in organic photoconductors.

Latest Patents

Among his latest patents, Black's work includes a "Charge transport molecule having hydrogen for an overcoat of a photoconductor." This invention details a charge transport molecule with four radical polymerizable functional groups, featuring spacer groups and radical polymerizable functions designed to enhance the performance of photoconductors.

Additionally, Black's patent titled "Overcoat for a photoconductor with tetrafunctional radical polymerizable charge transport molecule having hydrogen" pertains to an overcoat layer for an organic photoconductor drum. This patent describes a curable composition that incorporates a charge transport molecule, combined with potential additives such as surfactants and curing agents to improve functionality.

Career Highlights

David Glenn Black currently works at Lexmark International, Inc., a company known for its innovative solutions in imaging products and technology. His role at Lexmark has positioned him as a key player in advancing the company's goals in the realm of photoconductor technology.

Collaborations

Throughout his career, Black has collaborated with talented individuals within the industry. Notable coworkers include Weimei Luo and Mark Thomas Bellino, with whom he has shared insights and expertise, further enhancing the development of cutting-edge inventions.

Conclusion

In summary, David Glenn Black stands out as a dedicated inventor whose work on charge transport molecules has the potential to revolutionize the field of organic photoconductors. His 20 patents reflect not only his creativity and ingenuity but also his commitment to advancing technology within Lexmark International, Inc.

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