Company Filing History:
4 out of 25 
1 out of 5 
1 out of 22 Years Active: 2006-2011
Title: Innovative Contributions of Ranaan Y Zehavi
Introduction
Ranaan Y Zehavi is a renowned inventor based in Sunnyvale, CA, with a prolific portfolio encompassing six granted patents. Her innovative work primarily focuses on advancements in silicon processing and materials, contributing significantly to the semiconductor industry. Ranaan's inventions reflect her commitment to improving thermal processing methods and enhancing the performance of silicon wafers.
Latest Patents
Among her latest achievements, Ranaan has developed two noteworthy patents:
1. **Baffle Wafers and Randomly Oriented Polycrystalline Silicon Used Therefor**: This invention revolves around the use of baffle wafers made of polycrystalline silicon placed in non-production slots of a support tower for thermal processing of monocrystalline silicon wafers. The polycrystalline silicon is optimized for robust performance and is preferably randomly oriented Czochralski polysilicon grown using a randomly oriented seed. This design allows for the incorporation of a silicon injector tube that provides processing gas within a thermal furnace's silicon liner, enhancing operational efficiency. The innovation has potential applications in various structural components within silicon processing chambers.
2. **Tube Formed of Bonded Silicon Staves**: This patent involves the creation of tubular silicon members formed either through extrusion from a silicon melt or by bonding silicon staves into a barrel shape. The silicon-based wafer support tower is particularly advantageous for batch-mode thermal chemical vapor deposition and other high-temperature processes, especially for reflowing silicate glass at temperatures exceeding 1200°C. The unique surface treatment, which involves bead blasting, introduces sub-surface damage that anchors subsequently deposited layers, preventing film peeling and improving overall reliability.
Career Highlights
Ranaan has accumulated extensive experience working with notable companies, including Integrated Materials, Incorporated and Integrated Photovoltaics, Incorporated. Her hands-on expertise in these organizations has allowed her to develop cutting-edge technologies that bridge theoretical research and practical application in silicon processing.
Collaborations
Throughout her career, Ranaan has collaborated with esteemed professionals such as James E Boyle and Tom L Cadwell. These partnerships have facilitated innovative approaches to challenges within the semiconductor field, promoting knowledge sharing and the advancement of silicon technologies.
Conclusion
Ranaan Y Zehavi's contributions to the field of silicon processing are both innovative and impactful. Through her patents and collaborative efforts, she continues to shape the future of semiconductor manufacturing, paving the way for further advancements in technology. Her expertise and commitment to excellence position her as a valuable asset to the industry.