Company Filing History:
Years Active: 2006-2025
Title: Hiroshi Otsuka: Innovator in Impact Tools and Electric Vacuum Cleaners
Introduction
Hiroshi Otsuka, an accomplished inventor hailing from Anjo, Japan, has made significant contributions to the field of tools and appliances. With a total of six patents to his name, Otsuka's innovations have improved efficiency and functionality in various products, particularly in the construction and home cleaning sectors.
Latest Patents
Among his recent inventions, Otsuka has developed an innovative impact tool. This impact tool is designed to include a spindle housed within a sturdy casing, paired with an anvil that is rotatably supported via a metal bearing. A unique feature is the bearing hole in the anvil's rear surface, allowing the front end of the spindle to be securely received. Essential to its operation is an impact mechanism that effectively transmits the spindle's rotation to the anvil.
Moreover, the tool incorporates an outer groove on the anvil's periphery, strategically opposed to the metal bearing, and a connecting opening that extends radially from the anvil. This design facilitates communication between the bearing hole and the outer groove, enhancing the tool's overall performance. The depth of the outer groove is carefully calibrated to be between 3-10% of the anvil's outer diameter, ensuring optimal functionality.
Furthermore, Hiroshi Otsuka has also worked on an electric vacuum cleaner, showcasing his versatility in developing consumer appliances that cater to everyday needs.
Career Highlights
Otsuka has dedicated his career to innovation at Makita Corporation, a renowned name in the manufacturing of power tools and cleaning equipment. His work has contributed to the company's reputation for high-quality and efficient products, reflecting his commitment to elevating user experience through effective design.
Collaborations
Throughout his career, Otsuka has collaborated with talented colleagues such as Shinsuke Okuda and Yuji Yamamoto. These partnerships underline the importance of teamwork in fostering creativity and advancing technological frontiers within the industry.
Conclusion
Hiroshi Otsuka stands as a testament to the power of innovation in improving tools and appliances that enhance our daily lives. His patents reflect a deep understanding of mechanical systems and user-oriented design, reinforcing his position as a leading inventor in his field. As he continues to contribute to the fascinating world of inventions, Otsuka’s work will undoubtedly have a lasting impact on future innovations.