Location History:
- Dallas, TX (US) (1986)
- Carrollton, TX (US) (1998)
- Garland, TX (US) (1987 - 2004)
- Plano, TX (US) (1997 - 2010)
Company Filing History:
13 out of 29,232 
8 out of 962 
6 out of 785 
Years Active: 1986-2010
Title: **Innovations of Ravishankar Sundaresan: A Pioneer in VLSI Technology**
Introduction
Ravishankar Sundaresan, based in Garland, Texas, has made significant contributions to the field of Very Large Scale Integration (VLSI) technology. With a remarkable portfolio of 32 patents, his innovations have played a crucial role in advancing semiconductor technology and enhancing the performance of electronic devices. His work reflects a deep commitment to innovation and excellence in engineering.
Latest Patents
Sundaresan's latest patents include groundbreaking developments in SRAM cell fabrication and interlevel dielectric structures. One notable patent focuses on a 4-T SRAM cell design, which utilizes two layers of permanent Spin-On Glass (SOG) along with an intermediate oxide layer for increased planarization between the first and topmost poly layers. This innovative approach simplifies manufacturing processes and improves reliability.
Another recent patent outlines a method for enhancing metal step coverage during VLSI contact formation. This technique involves employing a nitride layer to halt a wet oxide etch, followed by an anisotropic plasma etch to create a substantially vertical contact hole through the nitride and underlying layers. The result is a "Y"-shaped profile for the contact hole, optimizing performance and efficiency in metal contacts.
Career Highlights
Throughout his career, Ravishankar Sundaresan has collaborated with leading companies in the semiconductor industry, including Texas Instruments Corporation and Chartered Semiconductor Manufacturing Ltd. His work at these prestigious firms has not only contributed to his personal growth but has also significantly impacted the companies’ technological advancements.
Collaborations
Sundaresan's collaborative spirit is exemplified in his work alongside esteemed colleagues, including Loi Ngoc Nguyen and Shivaling S Mahant-Shetti. Together, they have tackled complex challenges in semiconductor design and manufacturing, further pushing the boundaries of innovation in their field.
Conclusion
Ravishankar Sundaresan's impressive array of patents and contributions to VLSI technology reflect his dedication to innovation and excellence. His work continues to inspire future generations of engineers and inventors, marking him as a significant figure in the semiconductor arena. As technology continues to evolve, Sundaresan's contributions will undoubtedly remain influential in shaping the future of electronics.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.