This inventor holds 1 USPTO granted patent. Top assignees: Kabushiki Kaisha Yanagisawa Seiki Seisakusho, Kayaba Kogyo Kabushiki Kaisha, Koito Industries, Ltd.. Active years: 1998.
Company Filing History:
1 out of 1 
1 out of 95 
1 out of 14 Years Active: 1998
Title: Eizi Sunohara: Innovator in Back-Rest Angle Adjusting Apparatus
Introduction
Eizi Sunohara is a notable inventor based in Nagano, Japan. He has made significant contributions to the field of mechanical engineering, particularly in the design of back-rest angle adjusting apparatuses. His innovative approach has led to the development of a unique mechanism that enhances the functionality of seating systems.
Latest Patents
Eizi Sunohara holds a patent for a back-rest angle adjusting apparatus. This invention allows for a faster raising speed of the back-rest when it is greatly raised forward beyond the normal angle adjusting range. The apparatus features a cylinder type seat design, where an enlarged diameter portion is constituted in the inner wall of the cylinder, creating a bypass passage that facilitates communication between the rod side chamber and the head side chamber within the cylinder.
Career Highlights
Throughout his career, Eizi Sunohara has worked with prominent companies in the engineering sector. He has been associated with Kayaba Kogyo Co., Ltd. and Yanagisawa Seiki Seisakusho. His experience in these organizations has contributed to his expertise in mechanical design and innovation.
Collaborations
Eizi Sunohara has collaborated with several talented individuals in his field. Notable coworkers include Tomoyuki Nagai and Toshihiko Hidaka, who have also made significant contributions to engineering and innovation.
Conclusion
Eizi Sunohara's work in developing the back-rest angle adjusting apparatus showcases his innovative spirit and dedication to improving mechanical systems. His contributions to the industry continue to influence the design of seating mechanisms today.