Location History:
- Yokohama, JP (1987)
- Kawasaki, JP (1988 - 1990)
- Sagamihara, JP (1989 - 1992)
- Zama, JP (1996 - 2022)
Company Filing History:
Years Active: 1987-2022
Title: Innovations of Seiichi Miyazawa
Introduction
Seiichi Miyazawa is a prominent inventor based in Zama, Japan. He has made significant contributions to the field of electrophotography and imaging technology. With a total of 17 patents to his name, his work has had a substantial impact on the industry.
Latest Patents
Miyazawa's latest patents include a process cartridge and an electrophotographic apparatus. The process cartridge features an electrophotographic photosensitive member that includes a first support and a photosensitive layer, along with a charging member. In this photosensitive member, when an electric current is measured while a voltage is applied to its surface, the gradients of low and high electric field regions satisfy a specific ratio in a graph. The charging member consists of a second support with an electroconductive outer surface and a second electroconductive layer that includes a matrix with dispersed domains. Notably, the volume resistivity of the matrix is significantly higher than that of the domains.
Another notable patent is an image sensor that comprises a waveguide structure and an imaging apparatus. This image sensor includes a pixel array with multiple pixels, each containing a photoelectric conversion unit and a waveguide structure. The waveguide structure is designed to guide light to the photoelectric conversion unit, ensuring optimal performance in capturing images.
Career Highlights
Miyazawa is currently associated with Canon Kabushiki Kaisha, a leading company in imaging and optical products. His work at Canon has allowed him to innovate and develop advanced technologies that enhance the capabilities of imaging devices.
Collaborations
Throughout his career, Miyazawa has collaborated with notable colleagues, including Hidetoshi Nojiri and Toshitami Hara. These collaborations have contributed to the advancement of technology in their respective fields.
Conclusion
Seiichi Miyazawa's contributions to the field of imaging and electrophotography are noteworthy. His innovative patents and work at Canon have significantly influenced the industry. His dedication to advancing technology continues to inspire future innovations.