Company Filing History:
8 out of 34 
1 out of 6,015 
Years Active: 1987-1993
Title: **Seiji Ueyama: Innovator in Heat-Sensitive Technologies**
Introduction
Seiji Ueyama, based in Hirakata, Japan, is a notable inventor with a focus on heat-sensitive technologies. His contributions to the field are evidenced by his eight patents that reflect innovative solutions in recording mediums and thermal printing.
Latest Patents
Among Ueyama's most notable patents are his advancements in heat-sensitive transferring recording mediums. One such patent describes a heat-sensitive transferring recording medium that includes a substrate and a solid coating film formed by applying a coating material primarily composed of an emulsion and a coloring agent. Another key patent details a thermal printing ribbon incorporating a heat-resistant substrate, a heat-sensitive releasing layer, and a transferring ink layer. The ink layer is composed of 50-80 wt. % polyethylene resin with specific properties and a coloring agent. His work also includes a versatile heat-sensitive transferring medium featuring components that melt at designated temperatures to improve the efficiency and quality of thermal printing.
Career Highlights
Throughout his career, Ueyama has been associated with prominent companies such as General Company Limited and Rohm Co., Ltd., where he has been able to refine and advance his expertise in heat-sensitive technologies. His dedication to innovation has solidified his reputation as a key contributor in his field.
Collaborations
In his journey as an inventor, Ueyama has collaborated with renowned colleagues like Hiroyasu Onoe and Hideo Taniguchi. These partnerships have contributed to his ability to innovate while also enriching the pool of knowledge in heat-sensitive recording technologies.
Conclusion
Seiji Ueyama's ongoing commitment to innovation in heat-sensitive technologies has resulted in significant advancements reflected in his patents. His work continues to impact the industry, paving the way for new applications and improvements in thermal printing and recording mediums. His contributions serve as an inspiration for future inventors and innovators in the field.