This inventor holds 4 USPTO granted patents. Top assignees: Nhk Spring Co., Ltd., Honda Giken Kogyo Kabushiki Kaisha. Active years: 1999-2002.
Company Filing History:
4 out of 1,234 
1 out of 10,092 
Years Active: 1999-2002
Title: Tomoharu Ohi: Innovator in Vehicle Safety Technology
Introduction
Tomoharu Ohi is a notable inventor based in Yokohama, Japan. He has made significant contributions to vehicle safety technology, holding a total of 4 patents. His innovative designs focus on enhancing the safety and functionality of vehicle seating systems.
Latest Patents
One of Ohi's latest patents is a vehicle seat assembly designed to prevent a submarine phenomenon effectively. This assembly features a slip preventing member that supports vehicle occupants during impacts, ensuring their safety. The design includes a lock mechanism that retains the slip preventing member in a raised position, even when power is depleted. Another significant patent is a seat belt pretensioner device that automatically increases the tension of a seat belt during a vehicle crash. This device utilizes a piston and cylinder arrangement to eliminate play in the power transmission path, preventing collisions between components and energy loss during activation.
Career Highlights
Throughout his career, Tomoharu Ohi has worked with reputable companies such as NHK Spring Co., Ltd. and Honda Giken Kogyo Kabushiki Kaisha. His experience in these organizations has allowed him to develop and refine his innovative ideas in vehicle safety technology.
Collaborations
Ohi has collaborated with talented individuals in the field, including Hiroyoshi Yamaguchi and Kou Masuda. These partnerships have contributed to the advancement of his projects and the successful implementation of his inventions.
Conclusion
Tomoharu Ohi's work in vehicle safety technology exemplifies his commitment to innovation and improving passenger safety. His patents reflect a deep understanding of engineering principles and a dedication to enhancing the driving experience.