This inventor holds 3 USPTO granted patents. Top assignees: Hargo 300-Technology, Inc., Hargro 300-Technology, Inc., Illinois Tool Works Inc.. Active years: 1993-2000.
Company Filing History:
1 out of 1 
1 out of 1 
1 out of 7,867 Years Active: 1993-2000
Title: Yasu Uejima: Innovator in Tool Technology
Introduction
Yasu Uejima is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of tool technology, holding a total of 3 patents. His innovative designs focus on enhancing the functionality and safety of combustion-powered tools and manufacturing processes.
Latest Patents
One of Uejima's latest patents is a nosepiece shield for combustion-powered tools. This invention features a housing that contains a main chamber with a power source. The design includes a rod driven by the combustion end of the power source, along with a device for feeding fasteners sequentially. The nosepiece is specifically designed to guide the rod toward a workpiece while providing a protective shield that defines a cavity between the nosepiece and the shield.
Another significant patent is for a device that manufactures austenitic stainless steel drill screws. This method addresses the challenges of intergranular corrosion and enhances the hardness of the screws for effective drilling and tapping into sheet iron. The manufacturing process involves cold working austenitic stainless steel, forming the head and shaft sections through header processing, and ensuring all surface areas are passivated before aging treatment.
Career Highlights
Uejima has worked with prominent companies such as Illinois Tool Works Inc. and Hargro 300-Technology, Inc. His experience in these organizations has contributed to his expertise in tool design and manufacturing processes.
Collaborations
Throughout his career, Uejima has collaborated with talented individuals, including Mohamed K Wagdy and Tony Deieso. These partnerships have fostered innovation and the development of advanced technologies in the field.
Conclusion
Yasu Uejima's contributions to tool technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry, showcasing the importance of innovation in enhancing tool performance and safety.