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For the Inventor, By the Inventor

Oakville, Canada

Christopher K Ober

This inventor holds 7 USPTO granted patents. Top assignee: Xerox Corporation. Active years: 1985-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Christopher K Ober. Retrieved from https://idiyas.com/inventor/christopher-k-ober

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 7

% Patents Active = 100.0

Average Co-Inventor Count = 2.5

ph-index = 7

Forward Citations = 206(Granted Patents)


Company Filing History:

goldMedal7 out of 24,259 
 
Xerox Corporation
 patents

Years Active: 1985-1989

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7 patents (USPTO):Explore Patents
1. 4795794 - Processes for colored particles from polymerizable dyes (1989-01-03),
2. 4692188 - Preparation of ink jet compositions (1987-09-08),
3. 4680332 - Ink jet compositions and process for preparation thereof (1987-07-14),
4. 4652508 - Toner compositions with stabilizer irreversibly anchored thereto (1987-03-24),
5. 4617249 - Dispersion polymerization process for toner compositions (1986-10-14),
6. 4613559 - Process for colored toner compositions with controlled charges thereon (1986-09-23),
7. 4524199 - Stable polymeric dispersion and methods for making (1985-06-18),

Title: The Innovative Contributions of Christopher K. Ober

Introduction

Christopher K. Ober is a notable inventor based in Oakville, California. He has made significant contributions to the field of polymer chemistry, particularly in the development of processes for creating colored particles and ink jet compositions. With a total of 7 patents to his name, Ober's work has had a substantial impact on various applications in the printing and materials industries.

Latest Patents

Ober's latest patents include innovative processes that enhance the preparation of colored particles from polymerizable dyes. One of his key inventions involves a dispersion polymerization process that allows for the creation of particles by dissolving a mixture of monomer components in a suitable solvent. This process includes the addition of a polymerization initiator and the subsequent heating of the reaction mixture to facilitate polymerization, ultimately leading to the separation of product particles.

Another significant patent focuses on the preparation of ink jet compositions. This process involves dissolving a polymer composition and an organic oil-soluble dye in a water-immiscible organic solvent, followed by the addition of an aqueous phase surfactant mixture. The emulsification of this mixture and the evaporation of the solvent result in an ink that effectively traps the dye within polymer particles suspended in the aqueous phase.

Career Highlights

Christopher K. Ober is currently associated with Xerox Corporation, where he continues to innovate and develop new technologies. His work at Xerox has allowed him to explore various applications of his inventions, contributing to advancements in printing technology and materials science.

Collaborations

Ober has collaborated with several talented individuals in his field, including Kar P. Lok and Michael L. Hair. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Christopher K. Ober's contributions to the field of polymer chemistry and his innovative patents have made a lasting impact on the industry. His work continues to inspire advancements in printing technologies and materials science.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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