Location History:
- Hayato, JP (1987)
- Kagoshima, JP (1987 - 1988)
- Kokubu, JP (1989)
- Aira, JP (1993)
Company Filing History:
4 out of 6,648 
2 out of 42,485 
Years Active: 1987-1993
Title: Ryoichi Shiraishi: Innovator in Thermal Head Technology
Introduction
Ryoichi Shiraishi is a notable inventor based in Kagoshima, Japan. He has made significant contributions to the field of thermal head technology, holding a total of 5 patents. His innovative designs have improved the functionality and efficiency of thermal transfer printers.
Latest Patents
One of Shiraishi's latest patents focuses on the thermal head design. In this invention, he addresses the issue of thermal expansion by selecting materials for the support member and cooling member that have coefficients of thermal expansion closer to that of the ceramic head substrate. This careful selection minimizes the gap that can lead to white stripes during use. Additionally, he has developed a thermal transfer printer that ensures consistent face pressure distribution and temperature distribution, eliminating ink voids and uneven ink transfer.
Career Highlights
Throughout his career, Ryoichi Shiraishi has worked with prominent companies such as Kyocera Corporation and Hitachi, Ltd. His experience in these organizations has allowed him to refine his skills and contribute to advancements in thermal printing technology.
Collaborations
Shiraishi has collaborated with talented individuals in the field, including Yasuo Nishiguchi and Tsuyoshi Yasutomi. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.
Conclusion
Ryoichi Shiraishi's work in thermal head technology has significantly impacted the efficiency of thermal transfer printers. His innovative patents and collaborations highlight his dedication to advancing this field.
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.