Company Filing History:
9 out of 231 
1 out of 832,812 Years Active: 2013-2025
Title: Innovations by Hirofumi Ogawa
Introduction
Hirofumi Ogawa is a notable inventor based in Hiroshima, Japan. He has made significant contributions to the automotive industry, particularly in the development of weather strips and sealing mechanisms for vehicles. With a total of 10 patents to his name, Ogawa's work showcases his dedication to enhancing vehicle performance and safety.
Latest Patents
One of Ogawa's latest patents is an automobile weather strip. This innovative design includes an extrusion-molded portion and a die-molded portion. The die-molded portion features a mount base that is designed to be mounted on the periphery of the door, along with a hollow seal that is integrally molded with the mount base. This seal comes into elastic contact with the circumferential edge of a vehicle body opening. The mount base is equipped with a bottom shaped like a plate, which includes a core removal slit for efficient manufacturing. The core removal slit is strategically designed to be shorter than the length of the core, ensuring structural integrity.
Another significant patent is the sealing member of a sliding door. This invention aims to reduce water leakage into automotive vehicles, regardless of the vehicle's parked inclination or the volume of water. The sealing member consists of a first inner wall, a first curved wall, and a connection wall that links the two. A first water-conveying part is provided on the vehicle-exterior side surface of the first inner wall, allowing water to flow into a hollow part through a strategically placed hole.
Career Highlights
Hirofumi Ogawa has worked with Nishikawa Rubber Co., Ltd., where he has applied his expertise in automotive sealing technologies. His career reflects a commitment to innovation and quality in automotive design.
Collaborations
Ogawa has collaborated with talented individuals such as Kousuke Mori and Shinya Murakami. Their teamwork has contributed to the successful development of various automotive innovations.
Conclusion
Hirofumi Ogawa's contributions to the automotive industry through his patents demonstrate his innovative spirit and technical expertise. His work continues to influence vehicle design and functionality, ensuring safer and more efficient automobiles.