The Hague, Netherlands

Johannes H Annee

This inventor holds 1 USPTO granted patent. Top assignee: Shell Oil Comapny. Active years: 1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Johannes H Annee. Retrieved from https://idiyas.com/inventor/johannes-h-annee

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 34(Granted Patents)


Company Filing History:


Years Active: 1987

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1 patent (USPTO):Explore Patents

Title: Innovations of Johannes H Annee

Introduction

Johannes H Annee is a notable inventor based in The Hague, Netherlands. He has made significant contributions to the field of biomass conversion, particularly in the production of hydrocarbon-containing liquids. His innovative approach addresses the growing need for sustainable energy solutions.

Latest Patents

Johannes H Annee holds a patent for a process aimed at producing hydrocarbon-containing liquids from biomass. This process involves introducing biomass in the presence of water at a pressure higher than the partial vapor pressure of water at the prevailing temperature into a reaction zone. The reaction occurs at a temperature of at least 300°C, with the biomass maintained in the reaction zone for more than 30 seconds. The process includes separating solids from the fluid leaving the reaction zone while keeping the remaining fluid in a single phase, followed by the separation of liquids from the remaining fluid. This innovative method has the potential to enhance the efficiency of biomass conversion.

Career Highlights

Johannes H Annee is associated with Shell Oil Company, where he applies his expertise in energy and environmental technologies. His work focuses on developing sustainable methods for energy production, contributing to the company's commitment to innovation in the energy sector.

Collaborations

Johannes has collaborated with fellow inventor Herman P Ruyter, working together on projects that aim to advance the field of biomass conversion and sustainable energy solutions.

Conclusion

Johannes H Annee's contributions to the field of biomass conversion highlight the importance of innovation in addressing energy challenges. His patented process represents a significant step towards sustainable energy production.

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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