Location History:
- Shimotsuma, JP (2001)
- Tokuyama, JP (1999 - 2003)
Company Filing History:
Years Active: 1999-2003
Title: Hiroyuki Nakagawa: Innovator in Silicone Composition and Dental Porcelain
Introduction
Hiroyuki Nakagawa is a notable inventor based in Tokuyama, Japan. He has made significant contributions to the fields of silicone compositions and dental materials. With a total of 3 patents, Nakagawa's work has had a meaningful impact on both industries.
Latest Patents
One of Nakagawa's latest patents is a method of preserving silicone composition and a kit of separate packages. This innovative method allows for the preservation of two or more separately packaged agents that form a silicone composition, which can be cured by mixing the agents. The technique effectively reduces the number of air bubbles in the cured product and maintains the strength of the final product. The preservation method is characterized by keeping each packaged agent under reduced pressure. Another significant patent is related to dental porcelain. This porcelain is designed to be fired on a ceramics core and features a low firing temperature and low thermal expansion coefficient, ensuring excellent chemical durability. The dental porcelain comprises glass with specific weight percentages of silicon oxide, aluminum oxide, boron oxide, zinc oxide, sodium oxide, and lithium oxide, making it suitable for dental applications.
Career Highlights
Hiroyuki Nakagawa is associated with Tokuyama Corporation, where he has been able to apply his innovative ideas in practical settings. His work has contributed to advancements in materials that are essential for various applications in dentistry and silicone products.
Collaborations
Nakagawa has collaborated with notable coworkers, including Hideki Ohno and Masato Sekino. Their combined expertise has likely fostered an environment of innovation and creativity within their projects.
Conclusion
Hiroyuki Nakagawa's contributions to silicone compositions and dental porcelain highlight his role as a significant inventor in these fields. His innovative methods and materials continue to influence industry standards and practices.