Hong Zhao

Title: Innovations and Contributions of Inventor Hong Zhao

Introduction

Hong Zhao, a prominent inventor based in Houston, TX, has made significant strides in the field of geophysics with a total of four patents to his name. His innovative methods focus on advanced imaging techniques which are essential in oil and gas exploration, particularly utilizing least squares reverse time migration.

Latest Patents

Among Hong Zhao's latest patents is a groundbreaking method for partitioning a search direction in least squares reverse time migration (LSRTM). This method aims to enhance imaging accuracy by performing multiple local line searches through partitioning image space with sets of masks. Each partition is subjected to line search processes that yield respective line search constants, facilitating model iteration for improved results.

Another noteworthy patent focuses on the formulation and implementation of a visco-pseudo-elastic iterative algorithm designed for TTI (Tilted Transverse Isotropic) media. The innovation encompasses creating an initial geophysical model, modeling a forward wavefield based on wave equations that incorporate second order z-derivatives, and generating an adjoint wavefield alongside corresponding adjoint wave equations. These processes are crucial for obtaining accurate gradients of cost functions necessary for refining geophysical models.

Career Highlights

Hong Zhao has built a robust career while working with influential companies such as ExxonMobil Upstream Research Company and ExxonMobil Technology and Engineering Company. His contributions in these firms showcase his expertise in geophysical applications and advanced modeling techniques.

Collaborations

Throughout his career, Hong has collaborated with esteemed colleagues like Valeriy V Brytik and Junzhe Sun. These collaborative efforts have further enriched his work and contributed to the innovative solutions he has developed in the geophysical domain.

Conclusion

Hong Zhao's innovative patents and collaborative endeavors have significantly impacted the field of geophysics. His work not only furthers the exploration capabilities of companies in the energy sector but also highlights the importance of advanced imaging techniques. As an inventor, Hong Zhao continues to pave the way for future innovations in his field.