Kasumi Fujii

Title: Innovations of Kasumi Fujii

Introduction

Kasumi Fujii is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of subsurface measurement technologies. With a total of 2 patents, his work focuses on enhancing the understanding of hydrocarbon-bearing formations.

Latest Patents

Fujii's latest patents include "Systems and methods of downhole thermal property measurement." This invention involves methods and systems for measuring in-situ time variant temperature in subsurface formations. It utilizes an active heating and/or cooling device along with temperature sensors to characterize hydrocarbon-bearing formations by deriving formation thermal properties. Another significant patent is "Methods and apparatus for imaging a subsurface fracture." This invention provides a method and apparatus for imaging subsurface fractures using an ST plane for quick looks and quality checks at the wellsite. It estimates incident angles of impinging acoustic waves with respect to receivers from actual and apparent slowness, allowing for the estimation of the fracture's position based on travel time and incident angle.

Career Highlights

Kasumi Fujii is currently employed at Schlumberger Technology Corporation, where he continues to innovate in the field of subsurface measurement technologies. His work has been instrumental in advancing the methods used to analyze subsurface formations.

Collaborations

Fujii collaborates with talented individuals such as Masafumi Fukuhara and Yoko Morikami, who contribute to the innovative environment at Schlumberger Technology Corporation.

Conclusion

Kasumi Fujii's contributions to subsurface measurement technologies through his patents reflect his expertise and commitment to innovation. His work continues to influence the field and enhance our understanding of hydrocarbon-bearing formations.