Location History:
- Saitama, JP (1984)
- Shiraoka, JP (1980 - 1989)
- Minami Saitama, JP (1984 - 1990)
- Kawaguchi, JP (1989 - 1991)
- Tokyo, JP (1989 - 2005)
- Kanagawa-ken, JP (1998 - 2005)
- Yokohama, JP (1999 - 2006)
Company Filing History:
15 out of 1,235 
12 out of 2,508 
3 out of 52,711 
Years Active: 1980-2006
Title: The Innovative Contributions of Masayoshi Hirose
Introduction
Masayoshi Hirose, based in Tokyo, Japan, is a prominent inventor with a remarkable portfolio of 27 patents. His contributions to the field of polishing apparatus technology have led to significant advancements in various industries, including semiconductor manufacturing.
Latest Patents
Hirose's latest inventions include a polishing apparatus featuring a turntable with a polishing surface of varying heights. This innovative design allows for efficient polishing of workpieces, such as semiconductor wafers, by providing a top ring that supports the workpiece and presses it against an abrasive cloth under controlled pressure. The unique aspect of this design includes a projecting region on the abrasive cloth, which enhances contact with the workpiece, ensuring precision and effectiveness during the polishing process. Hirose has also developed another polishing apparatus that utilizes a spherical bearing to align the top ring with the moving turntable, further refining the polishing mechanism and improving operational efficiency.
Career Highlights
Throughout his career, Masayoshi Hirose has made notable contributions while working for several reputable companies. He has held significant positions at Nissan Chemical Industries Limited and Ebara Corporation, where he applied his expertise in engineering and innovation. His role at these companies has been instrumental in advancing technologies related to polishing equipment, showcasing his dedication to enhancing manufacturing processes.
Collaborations
Hirose has collaborated with esteemed professionals in the industry, including Kiminori Hirata and Norio Kimura. These partnerships highlight the importance of teamwork and shared knowledge in driving innovations forward. Together, they have worked on projects that have pushed the boundaries of existing technologies, leading to groundbreaking advancements.
Conclusion
Masayoshi Hirose's innovative spirit and relentless pursuit of excellence have established him as a leading figure in the field of polishing apparatus design. His 27 patents reflect his commitment to improving technology and efficiency across various sectors. With a strong background in engineering and key collaborations with industry experts, Hirose's contributions will continue to influence the future of manufacturing and technology.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.