This inventor holds 27 USPTO granted patents, primarily in Cutting Tools. Top assignees: Mitsubishi Materials Corporation, Mitsubishi Kinzoku Kabushiki Kaisha, Mitsubishi Metal Corporation. Active years: 1989-2001.
Location History:
- Kawasaki, JP (1989 - 1991)
- Tokyo, JP (1990 - 1993)
- Yuuki, JP (1994)
- Ibaraki, JP (1993 - 1995)
- Ibaraki-ken, JP (2000 - 2001)
Company Filing History:
16 out of 1,555Â 
7 out of 197Â 
4 out of 68Â 
Years Active: 1989-2001
Areas of Expertise:
Title: Masayuki Okawa: Pioneer in Cutting Tool Innovations
Introduction
Masayuki Okawa, a notable inventor based in Tokyo, Japan, has made significant contributions to the field of cutting tools and machining technologies. With an impressive portfolio of 27 patents, Okawa has been at the forefront of innovative design and engineering in this sector.
Latest Patents
Among his latest innovations, the "Interference fit type cutting tool" represents a breakthrough in cutting tool technology. This invention features a head section and a shank section that are fitted together by shrinkage fitting. The design includes a shaft portion and a taper portion on the shank, which enhances dynamic stiffness during cutting operations through a clever use of interference pressure. Another of his notable patents, the "Boring tool," integrates a concave groove on the outer peripheral surface of a tool body. This design minimizes weight while maintaining rigidity, effectively restricting chattering and enhancing performance.
Career Highlights
Okawa has had a successful career with companies like Mitsubishi Materials Corporation and Mitsubishi Kinzoku Kabushiki Kaisha. His work has not only advanced tool design but has also significantly impacted manufacturing processes across various industries.
Collaborations
Throughout his career, Okawa has collaborated with esteemed colleagues, including Masaaki Nakayama and Osamu Tsujimura. These partnerships have fostered a creative environment that has sparked numerous advancements in their respective fields.
Conclusion
Masayuki Okawa's innovative spirit and commitment to excellence in cutting tool technology have established him as a valuable figure in the industry. His patents continue to influence the design and functionality of machining tools, making a lasting impact in the world of engineering and manufacturing.