Thieo E Hogen-Esch

Title: Thieo E. Hogen-Esch and His Patent Contributions.

Introduction

Thieo E. Hogen-Esch is an inventor based in Los Angeles, California, whose patent work includes polymer membranes for fuel cells and water purification. He is associated with the University of Southern California and holds 4 patents.

Latest Patents

One of Hogen-Esch’s latest patents describes a method for fabricating homogeneous blends of polystyrenesulfonic acid and polyvinylidene fluoride for direct oxidation methanol fuel cells. The invention concerns a membrane electrode assembly with an anode catalyst layer, a cathode catalyst layer, and a proton-exchange membrane between them. The membrane combines a scaffold polymer with a polyacid polymer, using precursor materials with matching solubility parameters.

Another patent, “High Performance Membranes for Water Reclamation Using Polymeric and Nanomaterials,” presents a water-permeable membrane for purification processes such as filtration, ultrafiltration, nanofiltration, and reverse osmosis. It features a porous support covered by a composite layer containing graphene oxide dispersed in a polymer matrix.

Career Highlights

Hogen-Esch’s patent portfolio reflects research into polymeric materials and membrane technologies. His inventions address applications in energy conversion and water reclamation, including fuel-cell components and purification membranes.

Collaborations

Hogen-Esch is associated with the University of Southern California. His listed coworkers include Ming Li and Jingguo Shen.

Conclusion

Thieo E. Hogen-Esch’s patents highlight the use of polymer blends and nanomaterials in technologies for fuel cells and water purification.