Qian Li

Title: Innovations by Qian Li: Pioneering Advances in Medical and Electrical Engineering

Introduction

Qian Li is an accomplished inventor based in San Jose, CA, with a notable portfolio of innovations. He holds 4 patents that reflect his expertise in medical devices and electrical engineering. His work has significantly contributed to advancements in assessing vascular health and improving voltage regulation systems.

Latest Patents

Among his latest patents, Qian Li has developed methods for assessing a vessel with sequential physiological measurements. This innovative method evaluates the hemodynamic impact of stenosis within a patient's vessel. It involves making proximal and distal pressure measurements using two instruments, one of which is moved longitudinally through the vessel. A series of pressure ratio values are calculated, leading to the generation of a pressure ratio curve. The Automatic Step Detection (ASD) process identifies changes in the pressure ratio curve, enhancing the accuracy of vascular assessments.

Another significant patent is the trans-inductor voltage regulator with a nonlinear transformer. This circuit features multiple phases and a regulator block for each phase, connected to an output capacitor through a nonlinear transformer. The design allows for varying inductance based on load current levels, optimizing performance in voltage regulation.

Career Highlights

Qian Li has worked with prominent companies such as Monolithic Power Systems, Inc. and Boston Scientific Scimed, Inc. His experience in these organizations has allowed him to apply his innovative ideas in practical settings, contributing to the development of cutting-edge technologies.

Collaborations

Throughout his career, Qian Li has collaborated with talented individuals, including Wenguang Li and Justin Michael Lerman. These partnerships have fostered a creative environment that has led to significant advancements in their respective fields.

Conclusion

Qian Li's contributions to innovation in medical and electrical engineering demonstrate his commitment to improving technology for better health outcomes and efficiency. His patents reflect a deep understanding of complex systems and a drive to enhance existing methodologies.