Location History:
- Kitasaku-gun, JP (2002 - 2003)
- Nagano-ken, JP (2002 - 2005)
- Miyota-machi, JP (2003 - 2008)
Company Filing History:
Years Active: 2002-2008
Title: The Innovations of Toshisada Koyama
Introduction
Toshisada Koyama, an accomplished inventor from Miyota-machi, Japan, holds a remarkable record of 17 patents. His innovative work spans various applications, particularly in the field of hard disk drives and sensor technology. Koyama's contributions exemplify how meticulous engineering and a keen understanding of technology can lead to significant advancements.
Latest Patents
Koyama's latest inventions include:
1. **Pivot assembly for hard disk drive use**: This innovative pivot assembly addresses the common challenges associated with hard disk drives. By employing laser welding to attach a seal member, Koyama has ensured its reliability while tackling outgassing issues that previously led to increased costs and time during bearing preload operations. The assembly includes ball bearings affixed to a shaft, with a spacer part and a securely fixed seal member that enhances performance.
2. **Multi-resolver rotation angle sensor with integrated housing**: This angle sensor represents a leap in precision and durability. Koyama has engineered a multi-resolver housing that maintains structural integrity, preventing deformation or loosening of terminal pins. Its design accounts for thermal stress, and it features divisional housings that collectively install resolvers, thus optimizing performance and reliability.
Career Highlights
Throughout his career, Koyama has been associated with notable companies, including Minebea Company, Limited, and Minebea Kabushiki-kaisha. His work in these prestigious organizations has allowed him to develop critical technologies that have had a lasting impact on the industry.
Collaborations
Koyama has had the pleasure of collaborating with talented individuals such as Yasuhiro Mouri and Mutsumi Matsuura. Their collective expertise and innovative mindsets have undoubtedly contributed to the success of Koyama's projects and inventions.
Conclusion
Toshisada Koyama's contributions to the fields of hard disk drive assemblies and sensor technology showcase his dedication to innovation and improvement within the industry. With numerous patents under his belt, his work continues to influence technological advancements, reflecting the importance of creativity and engineering excellence in modern inventions.
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.