Location History:
- Kingwood, TX (US) (2003 - 2010)
- Woodlands, TX (US) (2007 - 2011)
- The Woodlands, TX (US) (1994 - 2015)
Company Filing History:
22 out of 1,426 
1 out of 915 
Years Active: 1994-2015
Title: Innovations by Dah-Ben Liang: A Patented Journey in Cermet Compositions and Hardmetal Technologies
Introduction
Dah-Ben Liang, located in The Woodlands, TX, is a prolific inventor with a remarkable portfolio of 23 patents. His innovative work primarily focuses on advancements in materials science, particularly in cermet compositions and hardmetal technologies, which have significant applications in the oil and gas industry.
Latest Patents
Among his latest contributions, Liang has developed a low coefficient of thermal expansion (CTE) cermet composition. This invention features a cutting element designed for engaging earthen formations, incorporating a wear surface made from a unique combination of polycrystalline diamond or cubic boron nitride as the hard phase material, and a ductile phase low CTE material derived from an alloy of cobalt, nickel, iron, carbon, and manganese. The innovative bonding of the hard phase material by the ductile phase enhances the durability and performance of the cutting element.
Another significant patent from Liang includes the design of a downhole drill bit that employs a plurality of cutting elements arranged on a cutting structure. Notably, at least one of these cutting elements incorporates a wear-resistant material characterized by coarse grains embedded in a binder matrix. This matrix features nanoparticles that are uniformly dispersed, thereby enhancing the overall strength and efficiency of the drilling process.
Career Highlights
Throughout his career, Dah-Ben Liang has held pivotal roles in esteemed organizations, such as Smith International, Inc. and Sandvik Intellectual Property. His work has not only contributed to the companies' technological advancements but has also paved the way for innovations in drilling technologies.
Collaborations
Liang has collaborated with notable individuals in the field, including Anthony Griffo and Madapusi K. Keshavan. These partnerships have undoubtedly fostered a creative environment that encourages the exchange of innovative ideas and developments in material science and engineering.
Conclusion
Dah-Ben Liang is a key figure in the realm of patented innovations, particularly in cermet compositions and hardmetal applications. His relentless pursuit of technological advancement continues to shape the future of the oil and gas industry, showcasing the profound impact that inventors have on modern engineering solutions.