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For the Inventor, By the Inventor

Vermilion, OH, United States of America

William R Rehman

USPTO Granted Patents = 20

Average Co-Inventor Count = 2.4

ph-index = 14

Forward Citations = 451(Granted Patents)


Location History:

  • Vermilion, OH (US) (1981 - 1990)
  • Vermillion, OH (US) (1985 - 2003)

Company Filing History:

goldMedal20 out of 1,726 
 
Nordson Corporation
 patents

Years Active: 1981-2003

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20 patents (USPTO):Explore Patents
1. 6645300 - Unipolarity powder coating systems including improved tribocharging and corona guns (2003-11-11),
2. D479736 - Powder charge sleeve (2003-09-17),
3. 5938126 - Spray gun having a current monitored anti-back-ionization probe (1999-08-17),
4. 5622313 - Triboelectric powder spray gun with internal discharge electrode and (1997-04-22),
5. 5454872 - System for controlling and utilizing finer powder particles in a powder (1995-10-03),
6. 4971523 - Dual diaphragm apparatus with diaphragm assembly and rupture detection (1990-11-20),
7. 4893513 - Method and apparatus for bond testing (1990-01-16),
8. 4632314 - Adhesive foam generating nozzle (1986-12-30),
9. 4630774 - Foam generating nozzle (1986-12-23),
10. 4608398 - Foamable thermosetting compositions and methods of coating therewith (1986-08-26),
11. 4573429 - Process for coating substrates with aqueous polymer dispersions (1986-03-04),
12. 4553701 - Foam generating nozzle (1985-11-19),
13. 4527712 - Method and apparatus for dispensing liquid compositions (1985-07-09),
14. 4515836 - Process for coating substrates with aqueous polymer dispersions (1985-05-07),
15. 4505957 - Coating by atomization of high (i.e., about 70-99% by weight) solids (1985-03-19),

Title: Innovating Powder Coating Technology: The Legacy of William R. Rehman

Introduction

William R. Rehman, an accomplished inventor based in Vermilion, Ohio, holds an impressive portfolio of 20 patents. His innovative work primarily focuses on enhancing powder coating systems, significantly contributing to the field of surface finishing technology.

Latest Patents

Among his latest patents, Rehman has developed groundbreaking technologies such as the "Unipolarity powder coating systems," which incorporate improved tribocharging and corona guns. This invention describes a range of unconventional negative tribo-charging materials utilized as powder contact surfaces in both tribocharging and corona powder spray guns. The design includes a short barrel tribo-charging powder spray gun equipped with an interchangeable powder contact insert and nozzle, enhanced by turbulence-inducing air jets. His innovative approach also allows for the use of negative tribo guns alongside negative corona guns to efficiently coat different sections of the same workpiece within a powder coating system.

Career Highlights

Rehman contributes his expertise to Nordson Corporation, a leader in the field of industrial coating and adhesive application equipment. His dedication to pushing the boundaries of powder coating technology marks a significant chapter in his professional journey.

Collaborations

Throughout his career, William R. Rehman has collaborated with esteemed colleagues, including Walter H. Cobbs, Jr. and Harry J. Lader. Their teamwork has fostered an environment ripe for innovation, leading to a range of advancements in coating methodologies.

Conclusion

William R. Rehman's contributions to powder coating technology underscore his status as a pioneering inventor. His latest developments continue to pave the way for advancements in the industry, highlighting the impact of collaboration and innovation in engineering.

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