Location History:
- Brookfield, CT (US) (2001 - 2005)
- Sagamihara, JP (2010)
- Rosharon, TX (US) (2013)
- Yokohama, JP (2010 - 2014)
- Houston, TX (US) (1997 - 2015)
- Katy, TX (US) (2015)
- Kanagawa-Ken, JP (2016)
- Sugar Land, TX (US) (2019)
Company Filing History:
17 out of 10,180 
11 out of 114 
2 out of 119 
Years Active: 1997-2019
Title: Raghu Madhavan: Innovator in Wear Surface Technologies and Wellbore Telemetry
Introduction
Raghu Madhavan, located in Houston, TX, is a prominent inventor with a portfolio of 29 patents. His innovative contributions span various technological fields, including advanced materials for wear surfaces and sophisticated systems for communication in drilling operations.
Latest Patents
Among his latest impactful patents is the development of **fracture-resistant self-lubricating wear surfaces**. This invention comprises a machine surface that integrates a metallic nanostructure to achieve superior resistance to wear while providing fracture-resistant hardness and built-in lubrication. The nanostructured surface can effectively be applied to components such as face seals, bushings, bearings, thrust members, and hydraulic flow passages of electric submersible pumps. This technology utilizes nanocrystalline alloys, which may feature elements like copper, silver, and titanium, offering enhanced hardness and lubricity that surpass more traditional coatings.
Another significant patent by Raghu is the **interface and method for a wellbore telemetry system**. This system is designed for use in drilling operations and comprises a section of wired drill pipe that facilitates communication between downhole tools and uphole electronic equipment. The system allows for efficient data transmission and includes advanced circuit modules housed within a cylindrical structure that connects seamlessly to the drill pipe and communication sources.
Career Highlights
Raghu has had a dynamic career, having worked with notable companies such as Schlumberger Technology Corporation and Intelliserv, Inc. His experience in these organizations has cemented his reputation as an innovative engineer and inventor making significant advancements in drilling technology and materials science.
Collaborations
Throughout his career, Raghu has collaborated with respected professionals in the field, including David Santoso and Bruce W. Boyle. These partnerships have played a vital role in fostering innovation and pushing the boundaries of technology in their respective specialties.
Conclusion
Raghu Madhavan continues to contribute to the fields of material science and drilling technology with his inventive spirit. His recent patents demonstrate a commitment to advancing technology that enhances performance and reliability, making him a notable figure in the innovation landscape.