Company Filing History:
2 out of 2,433 
1 out of 36,713 
Years Active: 1996-1997
Title: Sadanori Osumi: Innovator in Seat Belt Technology
Introduction
Sadanori Osumi is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of automotive safety, particularly in seat belt systems. With a total of 2 patents, his innovations focus on enhancing the functionality and safety of retractors used in seat belts.
Latest Patents
One of his latest patents is a "Retractor having a clamp." This invention is designed for use in a seat belt system and includes a base, a take-up spindle, and a webbing wound on the spindle. The retractor features a clamp movement limiting member and a holding mechanism that allows the clamp to hold the webbing securely while also permitting free movement when necessary. The clamp can transition between two positions, ensuring safety during vehicle operation.
Another significant patent is the "Retractor with a clamping mechanism." This invention addresses the need for enhanced safety during emergencies. When a tension exceeding a predetermined value is applied to the webbing, the guide member moves in the webbing draw-out direction, plastically deforming a holding device. This mechanism prevents excessive tensile force on the webbing, thereby enhancing occupant safety during sudden stops or accidents.
Career Highlights
Sadanori Osumi has worked with prominent companies in the automotive industry, including NSK Corporation and Toyota Motor Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in seat belt technology.
Collaborations
Throughout his career, Osumi has collaborated with notable colleagues such as Kiyoshi Ogawa and Toshifumi Taguchi. These partnerships have contributed to the advancement of safety technologies in the automotive sector.
Conclusion
Sadanori Osumi's contributions to seat belt technology demonstrate his commitment to enhancing automotive safety. His innovative patents reflect a deep understanding of the complexities involved in vehicle safety systems. Through his work, he has made significant strides in protecting occupants during emergencies.