This inventor holds 3 USPTO granted patents. Top assignees: Kanzaki Paper Manufacturing Co., Ltd., Panasonic Corporation. Active years: 1989-2012.
Company Filing History:
2 out of 195 
1 out of 16,454 
Years Active: 1989-2012
Title: **Seiichi Miyamoto: Innovator from Osaka**
Introduction
Seiichi Miyamoto, an esteemed inventor based in Osaka, Japan, has made significant contributions to the field of technology with three notable patents to his name. His innovative solutions have paved the way for advancements in both mechanical and optical technologies.
Latest Patents
Miyamoto's most recent inventions include a shaft supporting structure with a coil spring designed for pressing a shaft onto a bearing, and an optical disc apparatus incorporating the same technology. This innovation restricts radial and axial movements of a shaft through a simple yet effective structure. The system utilizes a base equipped with a bearing, allowing a helical torsion spring to press the first shaft onto the bearing radially, enhancing stability and reliability in various mechanical applications.
Additionally, Miyamoto developed an automatic focus adjusting system for microscopes utilized in surface inspections. This system features a microscope for observing a sheet surface, paired with a television camera that captures the image. The system evaluates focus based on contrast levels observed in the sheet’s surface, automatically adjusting the stage until the desired focus quality is achieved.
Career Highlights
Throughout his career, Seiichi Miyamoto has held positions at prominent companies, including Kanzaki Paper Manufacturing Co., Ltd. and Panasonic Corporation. His work in these organizations has been instrumental in advancing their technological capabilities and product offerings.
Collaborations
Miyamoto has worked alongside esteemed colleagues, such as Masaru Hanatani and Yo Tajima. Their collaboration has likely contributed to his innovative thinking and the successful realization of his inventions.
Conclusion
Seiichi Miyamoto stands out as a distinguished inventor whose innovative contributions have greatly impacted both his companies and the broader field of technology. His work exemplifies the spirit of innovation, combining practical engineering solutions with advanced technology to address industry needs.