Tatsumi Makimae

Title: Innovations by Inventor Tatsumi Makimae

Introduction: Tatsumi Makimae is a notable inventor based in Hiroshima, Japan, who has made significant contributions to the field of fastening technologies. With a total of six patents to his name, his work focuses on improving the efficiency and reliability of fastening methods, particularly in the automotive industry.

Latest Patents: Among Tatsumi Makimae’s latest innovations is a patent for a bolt fastening method and apparatus. This invention involves fastening a bolt to a predetermined snug torque, followed by further fastening at a specified angle from the snug torque position. The method addresses variations in fastening angles to enhance the effectiveness of torque+angle fastening techniques, allowing for a more controlled fastening experience. Another key innovation is the method for tightening a threaded fastener used to clamp a thread-clamped member, particularly involving flanged hexagonal bolts and aluminum alloy bearing caps in automotive applications.

Career Highlights: Tatsumi Makimae has established himself as an integral part of the Mazda Motor Corporation, where he has contributed to various engineering projects. His patents reflect not only his technical expertise but also his commitment to advancing automotive manufacturing processes.

Collaborations: Throughout his career, Tatsumi has collaborated closely with talented colleagues, including Yutaka Fujii and Hiroshi Shinagawa. Their combined efforts have led to advancements in fastening technology that benefit the automotive industry's efficiency and safety.

Conclusion: Tatsumi Makimae’s work exemplifies the spirit of innovation and dedication present within the engineering community. His patents, particularly in bolt fastening techniques, mark significant steps forward in automotive technology, showcasing the vital role of inventors in shaping modern engineering practices.