Hisashi Nakaseko

Title: Hisashi Nakaseko: Innovator in Dental Cement Technology

Introduction

Hisashi Nakaseko is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of dental materials, particularly in the development of dental cement compositions. With a total of 3 patents to his name, Nakaseko's work has had a substantial impact on dental practices.

Latest Patents

Hisashi Nakaseko's latest patents focus on innovative dental cement compositions. One of his notable inventions is a dental glass ionomer cement designed for sealing gaps in root canal treatments. This cement offers a prolonged setting time and maintains sufficient setting properties even in water-rich environments. The composition includes a polymer of α-β unsaturated carboxylic acid, an oxide powder that reacts with the polymer, and an organic acid salt of metals such as magnesium, calcium, or strontium.

Another significant patent involves a dental cement composition that combines a liquid material containing 4-methacryloxyethyl trimellitic acid and water with a powder material made of fluoroalumino silicate glass or zinc oxide. This innovative composition boasts superior adhesive strength and durability, eliminating the need for surface treatment or priming.

Career Highlights

Hisashi Nakaseko is associated with Gc Corporation, a company known for its advancements in dental materials. His work has been instrumental in enhancing the quality and effectiveness of dental cements used in various treatments.

Collaborations

Throughout his career, Nakaseko has collaborated with notable colleagues, including Hideki Yarimizu and Shoji Akahane. These partnerships have contributed to the development of cutting-edge dental technologies.

Conclusion

Hisashi Nakaseko's innovative contributions to dental cement technology have significantly advanced the field. His patents reflect a commitment to improving dental treatment outcomes, making him a key figure in dental material innovation.