Company Filing History:

29 out of 21,594

Eastman-kodak Company

patents

3 out of 2,544

Heidelberger Druckmaschinen Ag

patents

2 out of 832,680

Other

patents

Years Active: 1998-2011

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34 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7914963 - Toner composition (2011-03-29),

2. 7314696 - Electrophotographic toner and development process with improved charge to mass stability (2008-01-01),

3. 7087355 - Electrophotographic toner containing polyalkylene wax or high crystallinity wax (2006-08-08),

4. 7056637 - Electrophotographic toner with uniformly dispersed wax (2006-06-06),

5. 7033720 - Development systems for magnetic toners and toners having reduced magnetic loadings (2006-04-25),

6. 6797448 - Electrophotographic toner and development process with improved image and fusing quality (2004-09-28),

7. 6766136 - Development systems for magnetic toners and toners having reduced magnetic loadings (2004-07-20),

8. 6692880 - Electrophotographic toner with stable triboelectric properties (2004-02-17),

9. 6610451 - Development systems for magnetic toners having reduced magnetic loadings (2003-08-26),

10. 6589703 - Electrographic methods using hard magnetic carrier particles (2003-07-08),

11. 6200722 - Method of making an electrophotographic toner surface treated with metal oxide (2001-03-13),

12. 6197466 - Electrophotographic toner surface treated with metal oxide (2001-03-06),

13. 6184387 - 2-(1,2-benzisothiazol-3(2H)-ylidene 1,1-dioxide)acetamides negative charge control agents for electrostatographic toners and developers (2001-02-06),

14. 6165668 - N-[2-(1,2-benzisothiazol-3(2H)-ylidene (2000-12-26),

15. 6120964 - 2-(1,2-benzisothiazol-3(2H)-ylidene 1,1-dioxide)acetamides negative (2000-09-19),

As an AI assistant specializing in innovations, inventions, inventors, patent attorneys, assignees, and patents, I can certainly help with that. Here is the article about inventor Robert D Fields:

Title: The Innovative Contributions of Robert D Fields

Introduction: Inventor Robert D Fields, based in Rochester, NY, is a prolific inventor with an impressive portfolio of 34 patents. His groundbreaking work has greatly contributed to the field of electrophotographic toner development.

Latest Patents:

1. *Toner composition*: Robert D Fields' recent patent introduces a toner composition featuring a polymeric binder and polyethylene or ester wax. The inclusion of a dispersing agent enhances the dispersal of the wax, reducing the presence of free wax particles.

2. *Electrophotographic toner and development process with improved charge to mass stability*: This patent showcases toners and developers optimized for triboelectric and charge to mass stability in varied environmental conditions. The toners developed by Fields exhibit exceptional long-term stability.

Career Highlights: Robert D Fields has made significant contributions to companies like Eastman Kodak Company and Heidelberger Druckmaschinen AG, revolutionizing toner technologies and development processes.

Collaborations: Fields has collaborated with esteemed coworkers such as John C Wilson and Dinesh Tyagi, further enhancing his innovative endeavors.

Conclusion: Robert D Fields stands as a leading figure in the field of toner technology, with his patents revolutionizing the industry. His collaborations and career highlights underscore his expertise and dedication to innovation in the realm of electrophotographic toner development.

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.