Location History:
- Kobe, JP (1991 - 1994)
- Nara, JP (1994)
- Hyogo, JP (1994)
- Osaka, JP (1996)
Company Filing History:
15 out of 1,344 
1 out of 7,952 
Years Active: 1991-1996
Title: Koichi Tsuyama - Innovator in Developing Technology
Introduction
Koichi Tsuyama, an inventive mind based in Kobe, Japan, has made significant contributions to the field of developing technology, holding a remarkable total of 15 patents. His innovative approaches have not only advanced the efficiency of developing methods but have also provided solutions that enhance the quality of outputs in various applications.
Latest Patents
Among his latest patents, Tsuyama developed a method using a developing agent conveying sleeve designed for compact machines such as personal copying machines. This method employs a two-component magnetic developing agent and features a small diameter photosensitive drum and sleeve. To enhance toner transfer efficiency and minimize fogging, the developing agent conveying sleeve is uniquely curved, ranging from 0.2 to 0.05 mm^-1. Additionally, the toner utilized in this system includes magnetic fine particles with a saturation magnetization of at least 70 emu/g, alongside hydrophobic fine silica particles integrated within fixing resin particles that contain a coloring agent.
Another notable patent involves a two-component developer where the carrier has a core material with a polymer-coated surface. This coating minimizes the residual electric charge, which significantly prevents carrier scattering and enhances overall image quality by ensuring a high initial image density.
Career Highlights
Throughout his career, Tsuyama has collaborated with leading companies in the industry, including Mita Industrial Co., Ltd. and TDK Corporation. His work at these organizations has been instrumental in the development of innovative products that cater to market demands for high-quality imaging solutions.
Collaborations
In his journey of innovation, Tsuyama has worked alongside notable colleagues, such as Masahide Inoue and Yoshitake Shimizu. Their combined expertise has contributed to various advancements in developing technology, ensuring the successful implementation of groundbreaking solutions.
Conclusion
Koichi Tsuyama stands out in the realm of technological innovation, with a noteworthy portfolio of patents that reflect his dedication to enhancing developing methods. His contributions not only demonstrate his inventive capabilities but also his commitment to refining processes that lead to superior quality in imaging technologies.
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.