Location History:
- Beltsville, MD (US) (2008)
- Ellicott City, MD (US) (2010 - 2011)
- Lexington, MA (US) (2010 - 2022)
Company Filing History:
8 out of 1,932 
3 out of 702 
Years Active: 2008-2022
Title: Hyunmin Yi: Innovator in Polymer Science
Introduction
Hyunmin Yi is a prominent inventor based in Lexington, MA (US). He has made significant contributions to the field of polymer science, particularly in the development of hydrogel microparticles. With a total of 7 patents, his work has advanced the capabilities of biomolecule transport and fabrication techniques.
Latest Patents
One of his latest patents is titled "Fabrication of macroporous polymeric hydrogel microparticles." This invention describes a polymeric hydrogel microparticle that contains polyacrylamide and chitosan, with chitosan uniformly incorporated in a polyacrylamide matrix. The microparticle boasts a coefficient variation of 0 to 2% and contains macropores with an average size of 1 to 60 nm, making it capable of transporting biomolecules conjugated to it. The patent also discloses a method for fabricating such microparticles in a micromold via photo-induced radical polymerization, along with a one-pot method for conjugating biomolecules to these polymeric hydrogel microparticles.
Another significant patent is "Macroporous chitosan-polyacrylamide hydrogel microspheres." This invention presents a macroporous polymeric hydrogel microsphere that contains polyacrylamide and chitosan. The hydrogel microsphere has a diameter of 50-250 µm and an average pore size of 1-60 nm, allowing it to transport biomolecules conjugated to it. The patent outlines a method for fabricating the microsphere based on a micromolding technique that utilizes surface tension-induced droplet formation followed by photo-induced polymerization.
Career Highlights
Hyunmin Yi has worked with esteemed institutions such as the University System of Maryland and Tufts University. His research and innovations have garnered attention in the scientific community, contributing to advancements in polymer technology.
Collaborations
Throughout his career, Hyunmin Yi has collaborated with notable colleagues, including Reza Ghodssi and Gary W Rubloff. These partnerships have further enriched his research and development efforts in the field.
Conclusion
Hyunmin Yi's contributions to polymer science, particularly in the area of hydrogel microparticles, demonstrate his innovative spirit and dedication to advancing technology. His patents reflect a commitment to enhancing biomolecule