This inventor holds 4 USPTO granted patents and 2 EPO patents. Top assignees: Yissum Research Development Company of the Hebrew University of Jerusalem Ltd., Israel Fiber Institute, State of Israel Ministry & Trade, Israel Fiber Institute, State of Israel, Ministry of Industry and Trade. Active years: 1997-2005.
Location History:
- Quebec, CA (1999)
- Sherbrooke, CA (1997 - 2005)
Company Filing History:
2 out of 910 
1 out of 1 
1 out of 2 
Years Active: 1997-2005
Title: Severian Dumitriu: Innovator in Hydrogel Technology
Introduction
Severian Dumitriu is a notable inventor based in Sherbrooke, Canada. He has made significant contributions to the field of hydrogel technology, holding a total of 4 patents. His work focuses on the development of innovative materials that have applications in various industries, including dermatology and food supplements.
Latest Patents
Dumitriu's latest patents include groundbreaking inventions such as "Chitosan-xanthan based polyionic hydrogels for stabilization and controlled release of vitamins." This invention describes a thermo- and photo-stable composition that incorporates a chitosan/xanthan hydrogel. It is designed to release thermo- or photo-sensitive substances, such as vitamins and amino acids, in both humans and animals. Additionally, he has developed a method for creating these hydrogel compositions, which can be utilized in dermatological applications or as food supplements.
Another significant patent is for "Supported polyionic hydrogels." This invention involves preparing a supported polyionic hydrogel by impregnating a support material with solutions of anionic and cationic polysaccharides. The resulting hydrogel can be dried and formed into a bandage, with potential applications for biologically active materials, including enzymes and antimicrobial agents.
Career Highlights
Throughout his career, Dumitriu has worked with esteemed organizations, including Yissum Research Development Company of the Hebrew University of Jerusalem Ltd. and Université De Sherbrooke. His research has contributed to advancements in material science and biomedical applications.
Collaborations
Dumitriu has collaborated with notable colleagues such as Esteban Chornet and Hilda Guttmann. These partnerships have further enriched his research and development efforts in hydrogel technology.
Conclusion
Severian Dumitriu is a prominent inventor whose work in hydrogel technology has led to significant advancements in the field. His innovative patents and collaborations highlight his commitment to improving material applications in various industries.