Location History:
- Numazu, JP (1992 - 1998)
- Shizuoka-ken, JP (1998 - 1999)
- Tokyo, JP (2004)
Company Filing History:
Years Active: 1992-2004
Title: The Innovative Contributions of Keiichi Shiokawa
Introduction
Keiichi Shiokawa, an inventive force located in Numazu, Japan, has made significant strides in the field of thermal transfer technologies. With a portfolio comprising 12 patents, Shiokawa's work has essential applications in various industries, enhancing the efficiency and quality of thermal recording mediums.
Latest Patents
Among his most recent innovations is the patent for a **Thermal Transfer Recording Medium**. This medium features a substrate, a separation layer, and an ink layer. The separation layer contains a wax, specifically a polyethylene wax, while the ink layer consists of a thermoplastic saturated polyester resin coupled with an oxidized polyethylene. These elements combine to enhance the functionality and effectiveness of thermal transfer applications.
Another notable patent is the **Thermal Image Transfer Recording Medium**, which includes a substrate and a thermal image transfer ink layer. A heat-resistant protective layer on the back of the substrate ensures durability and functionality, featuring an organic polymeric material that provides significant film strength and resistance to heat. This protective layer’s unique properties, such as a high contact angle with pure water and a low coefficient of friction, make it a remarkable advancement in the field.
Career Highlights
Keiichi Shiokawa has built his career at Ricoh Company, Ltd., a prominent player in imaging and electronics. His contributions to thermal transfer technologies have not only marked advancements in Ricoh's product offerings but have also had a lasting impact on various applications of thermal imaging.
Collaborations
In his innovative journey, Shiokawa has collaborated closely with fellow inventors Youji Ide and Yoji Ide. Their teamwork has fostered an environment of creativity and technical expertise, leading to the development of groundbreaking thermal recording solutions that continue to shape the industry.
Conclusion
In conclusion, Keiichi Shiokawa exemplifies the spirit of innovation within the realm of thermal recording technologies. With a substantial number of patents attributed to his name, his work continues to illuminate pathways for future advancements in the field. His tenure at Ricoh Company, Ltd. and collaborations with other inventors underscore the collaborative nature of innovation, driving the industry forward.
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.