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For the Inventor, By the Inventor

Pittsburgh, PA, United States of America

David A Diehl

USPTO Granted Patents = 10

Average Co-Inventor Count = 3.3

ph-index = 5

Forward Citations = 89(Granted Patents)


Location History:

  • S. Milwaukee, WI (US) (1982)
  • Ross Twp., PA (US) (1996)
  • Ross Twp., Allegheny County, PA (US) (1999)
  • Pittsburgh, PA (US) (1992 - 2012)

Company Filing History:

goldMedal6 out of 1,742 
 
Ppg Industries Ohio, Inc.
 patents
silverMedal4 out of 2,825 
 
Ppg Industries, Inc.
 patents

Years Active: 1982-2012

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10 patents (USPTO):Explore Patents
1. 8133324 - Methods for removal of polymeric coating layers from coated substrates (2012-03-13),
2. 7387843 - Alkyd-based free radical wood coating compositions (2008-06-17),
3. 7090958 - Positive photoresist compositions having enhanced processing time (2006-08-15),
4. 7001667 - Alkyd-based free radical wood coating compositions (2006-02-21),
5. 6054502 - Radiation curable compositons based on unsaturated polyesters and (2000-04-25),
6. 5942556 - Stabilized radiation curable compositions based on unsaturated ester and (1999-08-24),
7. 5585415 - Pigmented compositions and methods for producing radiation curable (1996-12-17),
8. 5536760 - Radiation curable compositions based on unsaturated polyesters and (1996-07-16),
9. 5095069 - Internally-curable water-based polyurethanes (1992-03-10),
10. 4314923 - Coating compositions formulated from polyols modified by reaction with (1982-02-09),

Title: David A. Diehl: Innovator in Coating Technologies

Introduction

David A. Diehl is a notable inventor based in Pittsburgh, PA, with a significant contribution to the field of coating technologies. He holds a total of 10 patents, showcasing his innovative approach to solving complex problems in material science.

Latest Patents

Among his latest patents, Diehl has developed methods for the removal of polymeric coating layers from coated substrates. This invention provides a method for at least partial removal of one or more polymeric coating layers from a coated substrate with at least one coated surface. The method involves generating at least one reactive species in an ionized gas stream discharged at atmospheric pressure, allowing for effective removal of coating layers. Another significant patent is for alkyd-based free radical wood coating compositions. This invention includes coating compositions comprising a polymer and an initiator, where the polymer consists of an alkyd portion and a free radical curable portion. These compositions are particularly suitable for coating wood substrates, demonstrating Diehl's focus on practical applications in the industry.

Career Highlights

David A. Diehl has worked with prominent companies such as PPG Industries Ohio, Inc. and PPG Industries, Inc. His experience in these organizations has contributed to his expertise in developing innovative coating solutions.

Collaborations

Diehl has collaborated with notable colleagues, including Ronald R. Ambrose and Charles B. Friedlander, further enhancing his work in the field of coatings.

Conclusion

David A. Diehl's contributions to coating technologies through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry positively, showcasing the importance of innovation in material science.

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