Amsterdam, Netherlands

Winnifred De Graaf

This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignee: Shell Oil Comapny. Active years: 2005-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Winnifred De Graaf. Retrieved from https://idiyas.com/inventor/winnifred-de-graaf

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


% Patents Active = 66.7


Average Co-Inventor Count = 3.6

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2005-2009

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3 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Winnifred De Graaf

Introduction

Winnifred De Graaf is a notable inventor based in Amsterdam, Netherlands. She has made significant contributions to the field of gas processing, particularly in the preparation and temperature reduction of hydrogen and carbon monoxide containing gases. With a total of 3 patents to her name, her work has implications for various industrial applications.

Latest Patents

Winnifred's latest patents include a process to reduce the temperature of a hydrogen and carbon monoxide containing gas and a process to prepare such gas from a gaseous hydrocarbon feedstock. The first patent describes a method of contacting the gas with a metal alloy surface that has a lower temperature, utilizing a specific composition of metals to maintain that temperature through coolant water. The second patent outlines a systematic approach to generate hydrogen and carbon monoxide from gaseous hydrocarbon feedstock, showcasing her innovative techniques in gas processing.

Career Highlights

Winnifred De Graaf has established herself as a key figure in her field, working with Shell Oil Company, where she applies her expertise in gas processing technologies. Her contributions have not only advanced the company's capabilities but have also positioned her as a leader in innovation within the industry.

Collaborations

Throughout her career, Winnifred has collaborated with esteemed colleagues such as Thian Hoey Tio and Franciscus Gerardus Van Dongen. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and enhances the development of innovative solutions.

Conclusion

Winnifred De Graaf's work exemplifies the spirit of innovation in the field of gas processing. Her patents and collaborations reflect her commitment to advancing technology and improving industrial processes. Her contributions will undoubtedly continue to influence the industry for years to come.

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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