Location History:
- Kawasaki, JA (1976 - 1978)
- Tokyo, JP (1979 - 1982)
- Kawasaki, JP (1979 - 1983)
- Hino, JP (1981 - 1986)
Company Filing History:
Years Active: 1976-1986
Title: Innovations by Susumu Tatsumi in Electrophotography and Imaging Technology
Introduction
Susumu Tatsumi, an esteemed inventor based in Tokyo, Japan, has made significant contributions to the field of imaging technology. With a remarkable portfolio of 23 patents, his work primarily focuses on thermosensitive image transfer mediums and advancements in electrophotographic processes.
Latest Patents
Among his latest innovations is the "Thermosensitive image transfer recording medium." This invention features a support material accompanied by a thermofusible ink layer that comprises a unique combination of a dye component, a binder agent, and a needle-like crystal form pigment. This inventive layer is carefully designed to enhance the quality of image transfer processes.
Additionally, Tatsumi developed a "Developing unit for electrophotography," which is crucial for electrophotographic copying apparatuses. This unit integrates a conductive member within a shield casing of the corona discharger to effectively obtain a voltage, which is applied as a bias voltage to the developing electrode. Notably, the invention allows for the superimposition of outputs from conductive members when using alternating current dischargers, thus ensuring efficient toner application and minimizing undesirable deposition.
Career Highlights
Susumu Tatsumi currently works for Ricoh Company, Ltd., a renowned leader in imaging and electronics. His expertise in developing innovative technologies has been pivotal in enhancing the capabilities and efficiency of Ricoh's product line.
Collaborations
Throughout his career, Tatsumi has collaborated with prominent colleagues such as Seiichi Miyakawa and Chikara Imai. These collaborations have resulted in groundbreaking advancements in their respective fields, further establishing Tatsumi's reputation as a leading innovator in imaging technologies.
Conclusion
With an impressive portfolio and a commitment to innovation, Susumu Tatsumi continues to shape the future of electrophotography and imaging technology. His contributions not only enhance the efficiency of existing technologies but also pave the way for new inventive solutions in the industry.