Company Filing History:
2 out of 2,164 
2 out of 2 Years Active: 1992-2003
Title: The Innovations of Dong-Keun Han
Introduction
Dong-Keun Han is a notable inventor based in Seoul, South Korea. He has made significant contributions to the field of dental materials, particularly in the development of innovative sealants and composite resins. With a total of 4 patents, his work focuses on enhancing the effectiveness and biocompatibility of dental products.
Latest Patents
One of his latest patents is a photo-cured dental pit and fissure sealant composition for caries prevention. This invention utilizes a multifunctional prepolymer mixture of 2,2-bis-(4-(2-hydroxy-3-methacryloyloxypropoxy)phenyl)propane, commonly known as Bis-GMA. The composition includes a diluent, an inorganic filler, a photoinitiation system, and other additives, resulting in improved physical and mechanical properties compared to conventional sealants.
Another significant patent by Han is a photopolymerizable composite resin composition for dental restoration. Similar to his sealant invention, this composition is based on a multifunctional prepolymer mixture of Bis-GMA and includes various additives. This innovative resin also demonstrates superior physical and mechanical properties, making it a valuable advancement in dental restoration materials.
Career Highlights
Dong-Keun Han has worked with esteemed organizations such as the Korea Institute of Science and Technology and Dentkist Co. Ltd. His experience in these institutions has allowed him to refine his expertise in dental materials and contribute to groundbreaking innovations in the field.
Collaborations
Throughout his career, Han has collaborated with notable colleagues, including Kwang-Duk Ahn and Young-ha Kim. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and advancements in dental technology.
Conclusion
Dong-Keun Han's contributions to dental materials through his innovative patents have significantly impacted the field. His work continues to enhance the effectiveness and safety of dental treatments, showcasing the importance of innovation in healthcare.
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.