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For the Inventor, By the Inventor

Penfield, NY, United States of America

Kenneth W Pietrowski

USPTO Granted Patents = 18

Average Co-Inventor Count = 2.9

ph-index = 6

Forward Citations = 119(Granted Patents)


Location History:

  • Pittsford, NY (US) (1985)
  • W. Seneca, NY (US) (1996)
  • Penfield, NY (US) (1991 - 2008)

Company Filing History:

goldMedal17 out of 24,189 
 
Xerox Corporation
 patents
where one patent can have more than one assignee

Years Active: 1985-2008

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18 patents (USPTO):Explore Patents
1. 7430388 - Pin array scorotron charging system for small diameter printer photoreceptors (2008-09-30),
2. 7110701 - Xerographic charging device having two pin arrays (2006-09-19),
3. 6444960 - Heading element for charging devices (2002-09-03),
4. 6308032 - Rotatable charging apparatus, and printing machine including the same (2001-10-23),
5. 6097915 - AC scorotron (2000-08-01),
6. 6047155 - Color printing machine having AC pretransfer toner treatment (2000-04-04),
7. 6034368 - AC corona current regulation (2000-03-07),
8. 5897248 - Conformable bias transfer member having conductive filler materials (1999-04-27),
9. 5778288 - Erase before A.C. recharge in color electrographic printing (1998-07-07),
10. 5613172 - Hybrid DC recharge method and apparatus for split recharge imaging (1997-03-18),
11. 5600430 - Split recharge method and apparatus for color image formation (1997-02-04),
12. 5581330 - Method and apparatus for reducing residual toner voltage (1996-12-03),
13. D370407 - Wall mounted strap for holding coiled cords (1996-06-04),
14. 5420677 - Method and apparatus for extending material life in a bias transfer roll (1995-05-30),
15. 5365317 - Charging system for eliminating edgebanding in an electrostatographic (1994-11-15),

Title: Biography of Kenneth W Pietrowski

Introduction: Kenneth W Pietrowski is an accomplished inventor based in Penfield, NY (US). He has made significant contributions to the field of xerographic printing technology, holding a total of 18 patents. His innovative work has greatly impacted the efficiency and effectiveness of printing systems.

Latest Patents: Among his latest patents is the "Pin array scorotron charging system for small diameter printer photoreceptors." This invention involves a non-contact corona charging method that utilizes two corona generators to achieve the desired surface voltage on a moving surface. The first generator applies an initial charge through a screen grid, while the second generator completes the charging process. Another notable patent is the "Xerographic charging device having two pin arrays," which enhances the uniformity of charge on photoreceptors in xerographic printing apparatuses.

Career Highlights: Kenneth has spent a significant portion of his career at Xerox Corporation, where he has been instrumental in developing advanced printing technologies. His work has not only improved the quality of printed materials but has also contributed to the overall advancement of xerographic systems.

Collaborations: Throughout his career, Kenneth has collaborated with esteemed colleagues, including Jeffrey J Folkins and Thomas J Fleck. These partnerships have fostered innovation and have led to the successful development of several key technologies in the printing industry.

Conclusion: Kenneth W Pietrowski

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