Location History:
- Tokyo, JP (1993 - 2006)
- Itabashi-ku, JP (2003 - 2006)
Company Filing History:
15 out of 16 
11 out of 12 
1 out of 1 Years Active: 1993-2006
Title: Nobuyuki Izumisawa: Pioneering Innovations in Air Tool Technology
Introduction: Nobuyuki Izumisawa, a prominent inventor based in Tokyo, Japan, holds an impressive portfolio of 27 patents. His work primarily focuses on innovations that enhance the functionality and efficiency of air tools. With a background rooted in engineering and a passion for design, Izumisawa has made significant contributions to the field of mechanical inventions.
Latest Patents: Among his latest innovations, Izumisawa developed a ratchet wrench and a valve apparatus specifically designed for air tools. The valve apparatus features a rotatable valve housed within the cylinder of the air tool body, which accommodates an air motor. This design includes a lever fixed to the valve, which slides within a slit-shaped opening in the cylinder. The valve consists of a first disc portion featuring an air inlet, a lever-fixing portion with an air passage, and a second disc portion with an air outlet communicating with the air passage. Notably, the lever-fixing portion is narrower than the other disc portions, enhancing its compactness. The lever incorporates a knob that slides within the equipment opening and boasts a U-shaped engagement portion that secures the lever-fixing portion.
Career Highlights: Throughout his career, Nobuyuki Izumisawa has worked for notable companies, including Shinano Inc. and Kabushiki Kaisha Shinano Seisakusho, where he played a vital role in advancing air tool technologies and contributing to innovative product development.
Collaborations: His collaborations with established organizations such as Shinano Inc. showcase the synergy between his inventive prowess and the practical applications of air tools in modern industry. These partnerships have paved the way for advancements that merge functionality with user-friendly designs.
Conclusion: Nobuyuki Izumisawa’s innovative spirit and dedication to enhancing air tool technology continue to inspire engineers and inventors worldwide. His 27 patents reflect a commitment to improving efficiency and effectiveness in tool design, ensuring that his contributions will have lasting impacts on the industry. With ongoing research and development efforts, Izumisawa remains a significant figure in the world of inventions.