This inventor holds 2 USPTO granted patents. Top assignees: Toshiba Kikai Kabushiki Kaisha, Nippon Kokan Kabushiki Kaisha. Active years: 1980-1981.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
2 out of 746 
1 out of 487 Years Active: 1980-1981
Title: Kiyoshi Sawada: Innovator in Tubular Workpiece Handling and Bidirectional Driving Mechanisms
Introduction
Kiyoshi Sawada is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of engineering, particularly in the development of devices for handling tubular workpieces and bidirectional driving mechanisms. With a total of 2 patents to his name, Sawada's innovations have had a lasting impact on manufacturing processes.
Latest Patents
One of Sawada's latest patents is a device for automatically supplying tubular workpieces. This invention features a mechanism for picking up tubular workpieces sequentially from a stack and supplying them to subsequent stages. The device includes a truck that is reciprocable between loading and unloading positions, allowing for orderly stacking of workpieces in multiple layers. Additionally, it incorporates a workpiece carrying bar that can move horizontally and vertically, along with control devices for efficient operation.
Another significant patent is a bidirectional driving mechanism. This mechanism consists of a rack and two pinions that mesh with it, along with gear trains that transmit power from a common driving source. Notably, one of the gears is designed as a ring gear, with variable volume oil chambers formed between the ring gear and the shaft. This innovative design allows for the transmission of driving torque through the oil chambers, enhancing the efficiency of the mechanism.
Career Highlights
Throughout his career, Kiyoshi Sawada has worked with prominent companies such as Toshiba Kikai and Nippon Kokan. His experience in these organizations has contributed to his expertise in engineering and innovation.
Collaborations
Sawada has collaborated with several notable individuals in his field, including Yoshinobu Fujimori and Katsuo Yamazaki. These collaborations have likely enriched his work and led to further advancements in his inventions.
Conclusion
Kiyoshi Sawada is a distinguished inventor whose work in tubular workpiece handling and bidirectional driving mechanisms showcases his innovative spirit. His contributions continue to influence the engineering landscape, and his patents reflect a commitment to advancing technology in manufacturing processes.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile