Pil-Je Um

Title: Pil-Je Um: Innovator in Analytical Devices

Introduction

Pil-Je Um is a notable inventor based in Daly City, California, with a significant contribution to the field of analytical devices. He holds five patents that showcase his innovative approach to technology and materials science. His work primarily focuses on hydrophobic surfaces and gas phase ion spectrometry.

Latest Patents

One of his latest patents is the hydrophobic surface chip, which provides a water-swellable hydrophobic hydrogel and analytical devices incorporating this hydrogel. The invention includes methods for preparing analytical devices and using them to detect, quantify, and discriminate between analytes in a sample. Additionally, it offers kits that contain components of the hydrogel and instructions for creating a chip with a hydrophobic surface. Another significant patent involves probes for a gas phase ion spectrometer. This invention details a probe that is removably insertable into a gas phase ion spectrometer, featuring a substrate with a hydrogel material that has binding functionalities for analytes detectable by the spectrometer. The system also includes methods for desorbing analytes from the probe surface, enhancing the efficiency of detection.

Career Highlights

Throughout his career, Pil-Je Um has worked with prominent companies such as Bio-Rad Laboratories, Inc. and Ciphergen Biosystems, Inc. His experience in these organizations has contributed to his expertise in developing innovative analytical technologies.

Collaborations

He has collaborated with notable individuals in the field, including William E. Rich and Kamen Voivodov. These collaborations have likely enriched his work and expanded the impact of his inventions.

Conclusion

Pil-Je Um's contributions to the field of analytical devices through his patents and collaborations highlight his role as an influential inventor. His innovative solutions continue to advance technology in significant ways.