Seattle, WA, United States of America

Joseph J Pfeiffer, Jr

This inventor holds 2 USPTO granted patents. Top assignees: Microsoft Technology Licensing, LLC, University of Washington. Active years: 1986-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Joseph J Pfeiffer, Jr. Retrieved from https://idiyas.com/inventor/joseph-j-pfeiffer-jr

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 = 3.3

ph-index = 1

Forward Citations = 106(Granted Patents)


Company Filing History:


Years Active: 1986-2025

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2 patents (USPTO):Explore Patents

Title: Joseph J Pfeiffer, Jr: Innovator in Privacy and Data Processing

Introduction

Joseph J Pfeiffer, Jr. is a notable inventor based in Seattle, WA. He has made significant contributions to the fields of privacy preservation and data processing. With a total of 2 patents, his work focuses on innovative solutions that enhance user privacy while improving data handling capabilities.

Latest Patents

One of Pfeiffer's latest patents is titled "Privacy preserving user personalization using noisy ranking." This invention discloses a system that tracks website usage without compromising user privacy. The system aggregates website usage data from multiple users across various websites. It ensures that individual user privacy is preserved while still allowing for the extraction of relevant information. The use of trusted execution environment computing hardware further enhances privacy by applying differential privacy techniques. This approach allows for the processing of user-specific data without revealing actual usage history, thus maintaining privacy while enabling functionalities that typically rely on third-party cookies.

Another significant patent is the "Data processing system having a pyramidal array of processors." This invention describes a pyramidal data processing system that consists of multiple levels of processor arrays. The number of processors increases from the lowest to the highest resolution levels. Each processor is connected for data transfer to adjacent processors, as well as to processors in different resolution levels. This system is designed to perform synchronized data transformations on selected data elements, enhancing the efficiency of data processing.

Career Highlights

Joseph J Pfeiffer, Jr. has worked with prominent organizations such as the University of Washington and Microsoft Technology Licensing, LLC. His experience in these institutions has contributed to his expertise in the fields of technology and innovation.

Collaborations

Pfeiffer has collaborated with notable individuals in his field, including John Robert Mooring and Denis X Charles. These collaborations have likely enriched his work and contributed to his innovative patents.

Conclusion

Joseph J Pfeiffer, Jr. stands out as an inventor dedicated to enhancing user privacy and improving data processing systems. His contributions through his patents reflect a commitment to innovation in technology.

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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