Location History:
- Ebina, JP (1996)
- Kawasaki, JP (1997)
Company Filing History:
Years Active: 1996-1997
Title: Innovations of Tadashi Dojyo in Magnetic Toner Technology
Introduction
Tadashi Dojyo is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of imaging technology, particularly in the development of magnetic toners. With a total of 3 patents to his name, his work has had a considerable impact on the industry.
Latest Patents
One of his latest patents is focused on a magnetic toner and image forming method. This magnetic toner is composed of a binder resin and magnetic fine particles, which are coated with iron-zinc oxide on their surfaces. The magnetic fine particles exhibit a saturation magnetization of 50 Am²/kg or above under a magnetic field of 79.58 kA/m. Additionally, the product of residual magnetization and coercive force falls within a specific range, enhancing the toner’s performance. Another significant patent involves a toner for developing electrostatic images, which includes a binder resin, a colorant, and a compound created through a reaction involving long-chain alkyl groups and carboxylic acids.
Career Highlights
Tadashi Dojyo is currently employed at Canon Kabushiki Kaisha, a leading company in imaging and printing technology. His work at Canon has allowed him to innovate and refine products that are essential for modern imaging solutions.
Collaborations
Throughout his career, Tadashi has collaborated with notable coworkers such as Takaaki Kotaki and Makoto Unno. These collaborations have likely contributed to the advancement of his inventions and the overall success of the projects he has been involved in.
Conclusion
Tadashi Dojyo's contributions to magnetic toner technology exemplify the importance of innovation in the imaging industry. His patents reflect a deep understanding of material science and engineering, paving the way for future advancements in this field.