Yoonseob Kim

Title: Yoonseob Kim and Stretchable Conductive Materials

Introduction

Yoonseob Kim is an inventor based in Ann Arbor, Michigan, whose patent work addresses stretchable conductive composites and their potential use in flexible electronics and medical devices. His listed patent portfolio includes 2 patents. He is associated with the University of Michigan.

Latest Patents

Kim’s listed patent, “Stretchable Composite Conductors for Flexible Electronics, Stretchable Plasmonic Devices, Optical Filters, and Implantable Devices and Methods for Manufacture Thereof,” describes electrically conductive composites made from polymers and nanoparticles. One example combines polyurethane with spherical gold nanoparticles to maintain conductivity as the material stretches.

The patent description reports conductivity of up to 11,000 S/cm at 0% strain and 2,400 S/cm at 110% strain. Certain embodiments can reach 480% tensile strain while retaining conductivity of 35 S/cm. The disclosure also describes manufacturing approaches, including layer-by-layer assembly and vacuum-assisted flocculation, and discusses stretchable chiral plasmonic composites for optical devices.

These materials are presented as candidates for flexible electronics, optical filters, advanced medical devices, and implants. The patent’s focus is on combining mechanical flexibility with electrical performance under substantial deformation.

Career Highlights

Kim’s patent work reflects research into nanocomposite materials designed to remain conductive while stretched. The disclosed material properties and manufacturing methods connect materials science with potential applications in electronics and medical technology.

Collaborations

The supplied information identifies Nicholas Alexander Kotov and Bongjun Yeom as Kim’s coworkers. It does not specify their roles in the patent or the particular research collaborations involved.

Conclusion

Yoonseob Kim’s listed patent work centers on stretchable polymer–nanoparticle composites that may support flexible electronic, optical, and implantable technologies.