Company Filing History:
Years Active: 1992
Title: Hiroji Kubo - Innovator in Chair Design
Introduction
Hiroji Kubo is a notable inventor based in Yahata, Japan. He has made significant contributions to the field of furniture design, particularly in the development of innovative chair mechanisms. His work focuses on enhancing user comfort and functionality through inventive solutions.
Latest Patents
Hiroji Kubo holds a patent for a "Tilting Control Assembly for Chair." This invention provides a tilting control assembly that includes a support mechanism mounted on a chair leg post, a chair seat carried by the support mechanism, and a chair back arranged behind the seat. At least one of the seat and the back constitutes a tiltable member. The assembly features at least one tilting control spring that elastically supports the tiltable member via at least one contact member. An adjusting mechanism is also included, which automatically responds to the weight applied to the seat, causing relative displacement between the tilting control spring and the contact member. This design ensures that the spring constant of the tilting control spring increases as the applied weight increases, enhancing the chair's adaptability and comfort.
Career Highlights
Hiroji Kubo has dedicated his career to improving chair design through innovative engineering. His work at Itoki Kosakusho Co., Ltd. has allowed him to explore various aspects of furniture ergonomics and functionality. His patent reflects his commitment to creating user-friendly products that cater to diverse needs.
Collaborations
Hiroji has collaborated with talented individuals such as Shunichi Takamatsu and Katsunori Hama. These partnerships have contributed to the development of innovative solutions in the field of furniture design.
Conclusion
Hiroji Kubo's contributions to chair design through his patented tilting control assembly exemplify his innovative spirit and dedication to enhancing user comfort. His work continues to influence the furniture industry, showcasing the importance of thoughtful design in everyday products.