Houston, TX, United States of America

Doris Stein, Legal Representative

This inventor holds 1 USPTO granted patent. Top assignee: Bissell Homecare, Inc.. Active years: 2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Doris Stein, Legal Representative. Retrieved from https://idiyas.com/inventor/doris-stein-legal-representative

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 = 4.0

ph-index = 1

Forward Citations = 32(Granted Patents)


Company Filing History:


Years Active: 2012

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1 patent (USPTO):Explore Patents

Title: Doris Stein - Innovator in Vacuum Cleaner Technology

Introduction

Doris Stein is a notable inventor and legal representative based in Houston, TX. She has made significant contributions to the field of home appliances, particularly with her innovative designs in vacuum cleaner technology. Her work has not only improved the efficiency of cleaning devices but has also enhanced user experience.

Latest Patents

Doris holds a patent for a vacuum cleaner with cyclonic dirt separation. This innovative vacuum cleaner features a cyclone module assembly that includes a cyclone separation chamber designed to separate dust and debris from air. The design generates a cyclonic airflow vortex, which forms a vortex tail. The cyclone separation chamber is equipped with an inlet opening that is in fluid communication with the suction nozzle, allowing for effective air cleaning. Additionally, the vacuum cleaner includes a dirt cup for collecting the separated dust and debris. The design also allows for the inlet opening to be formed with a pair of opposed inlets, which can be symmetrically or asymmetrically positioned.

Career Highlights

Doris Stein is currently employed at Bissell Homecare, Inc., where she continues to innovate and develop new technologies in the cleaning appliance sector. Her patent for the vacuum cleaner with cyclonic dirt separation is a testament to her expertise and dedication to improving household cleaning solutions.

Collaborations

Doris has worked alongside notable colleagues, including Louis Edward Stein and Charles A Reed, Jr. Their collaborative efforts have contributed to advancements in vacuum cleaner technology and have fostered a creative environment for innovation.

Conclusion

Doris Stein's contributions to vacuum cleaner technology exemplify her commitment to innovation and improvement in household appliances. Her patent for a vacuum cleaner with cyclonic dirt separation showcases her ability to blend functionality with advanced design.

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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