Location History:
- Saint Paul, MN (US) (1999)
- West Fairview, PA (US) (1999)
- Houlton, WI (US) (1998 - 2000)
- New Richmond, WI (US) (2003 - 2010)
Company Filing History:
11 out of 131,611 
2 out of 621 
2 out of 832,843 Years Active: 1998-2010
Title: The Innovative Contributions of William D Edwards
Introduction
William D Edwards is a notable inventor based in New Richmond, Wisconsin. He has made significant contributions to the field of electrophotography, holding a total of 15 patents. His work focuses on developing methods and devices that enhance imaging processes, showcasing his expertise and innovative spirit.
Latest Patents
Among his latest patents, one notable invention is a developing unit and density control method in electrophotography. This invention relates to a developing unit designed to maintain constant density during the electrophotographic imaging process. The unit features a developer roll that provides a surface with a first voltage applied to it. Additionally, a skive device is positioned in contact with the developer roll, with a second voltage applied to the skive device. The invention also includes a cleaning device for the developer roll and an ink container that houses both the developer roll and the cleaning device. A current measuring device or voltage meter is preferred to monitor the current flow or voltage across a known resistor in series with the power supply to the skive device.
Another significant patent involves electrophoretic stylus array printing with liquid ink. This process and apparatus are designed to print images by providing an imaging surface and an array of styli opposed to it. A flow of liquid ink containing charged ink particles is established between the imaging surface and the array of styli. A voltage bias is created between at least one stylus and the imaging surface, allowing charged ink particles to be deposited onto the imaging surface in response to the voltage bias.
Career Highlights
Throughout his career, William D Edwards has worked with prominent companies, including Samsung Electronics and Imation Corporation. His experience in these organizations has contributed to his development of innovative technologies in the imaging field.
Collaborations
William has collaborated with notable individuals such as Truman Frank Kellie and Michael R Bury. These partnerships have likely fostered an environment of creativity and innovation, leading to the development of groundbreaking technologies.
Conclusion
William D Edwards is a distinguished inventor whose contributions to electrophotography have significantly impacted the industry. His innovative patents and collaborations reflect his dedication to advancing imaging technologies. His work continues to inspire future innovations in the field.