Company Filing History:
Years Active: 2010
Title: **Innovations by William E. Stelzel: A Pioneer in Digital Rights Management**
Introduction
William E. Stelzel, based in Issaquah, WA, is a prominent inventor recognized for his contributions to the field of digital rights management and file synchronization. With two patents to his name, he has made significant strides in developing technologies that enhance the way applications interact with protected content and synchronize files across devices.
Latest Patents
William's latest patents reflect his innovative approach to solving complex problems in technology. One of his notable inventions is the "Pluggable File-Based Digital Rights Management API Layer for Applications and Engines." This invention defines a pluggable file-based DRM API layer, enabling mobile operators to select any file-based DRM engine for their products. The flexibility of this design allows applications to become DRM aware by calling his novel APIs, supporting various content types, from executables to media files.
Another significant patent is focused on "Persistent Storage File Change Tracking." This invention introduces systems and methodologies for synchronizing mobile devices with various sources. By employing a file change tracking database in non-volatile memory, it effectively monitors file modifications across different systems. The innovative design includes a modification logger and a comprehensive database table to track file changes and synchronization instances, providing an efficient solution for data management.
Career Highlights
William E. Stelzel is currently associated with Microsoft Technology Licensing, LLC, where he contributes to advancing technology through innovative solutions. His work is instrumental in ensuring that applications can operate smoothly while interfacing with diverse DRM engines and managing file synchronization effectively.
Collaborations
Throughout his career, William has collaborated with notable colleagues, including Andrew D. Padawer and Katharine O. Holdsworth. These collaborations highlight the importance of teamwork and the sharing of ideas in innovative environments, leading to more effective solutions in technology.
Conclusion
In summary, William E. Stelzel stands out as an influential inventor in the fields of digital rights management and file synchronization. His patents reflect a deep understanding of technology and a commitment to improving user experience in applications. As he continues to innovate at Microsoft Technology Licensing, his contributions will no doubt shape the future of digital content management and synchronization.