San Jose, CA, United States of America

Liji Huang

This inventor holds 51 USPTO granted patents and 11 published patent applications, primarily in MEMS Mass Flow Sensors (CPC class G01F). Top assignees: Siargo Ltd., Seagate Technology Incorporated, Wisenstech Ltd.. Active years: 2000-2025.

USPTO Granted Patents = 51 

% Patents Active = 78.4

Average Co-Inventor Count = 2.8

ph-index = 11

Forward Citations = 378(Granted Patents)

Forward Citations (Not Self Cited) = 355(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Cupertino, CA (US) (2004)
  • San Jose, CA (US) (2000 - 2019)
  • Santa Clara, CA (US) (2017 - 2024)

Company Filing History:


Years Active: 2000-2025

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Areas of Expertise:
MEMS Mass Flow Sensor
Micromachined Pressure Sensor
Gas Meter
Thermal Time-of-Flight
Fluid Concentration Metering
Digital Gas Dispensing
Smart Gas Cylinder Cap
Vortex Flow Meter
Physiological Fluid Collection
Integrated Micromachining
Robust Thermal Mass Flow Sensor
Dynamic Measurement Range
51 patents (USPTO):Explore Patents

Title: Innovations and Contributions of Liji Huang in Fluidic Measurement Technologies

Introduction

Liji Huang, an accomplished inventor based in San Jose, California, holds an impressive portfolio of 50 patents. His innovative work primarily revolves around fluid measurement technologies, showcasing his expertise in micro-machined devices. Huang's latest endeavors reflect significant advancements in the field, particularly through his contributions to mass flow control systems.

Latest Patents

One of Liji Huang's most recent patents is the MEMS mass flow controller, which includes a micromachined thermal time-of-flight fluidic concentration metering device. This invention features a unique design that fully utilizes micro-machined thermal time-of-flight sensing elements. The device's structure incorporates an identical sensing chip positioned differently within the fluidic measurement chamber, enabling simultaneous measurement of fluidic concentration and flow rate. Additionally, by integrating a temperature thermistor on the same sensing chip, this innovative device provides critical processing parameters applicable to various fluidic applications.

Career Highlights

Throughout his career, Liji Huang has made notable contributions while collaborating with reputable companies such as Siargo Ltd. and Seagate Technology Incorporated. His work has significantly impacted the development of innovative solutions in fluidic measurement, further establishing his reputation as a forward-thinking inventor.

Collaborations

Liji Huang has had the opportunity to work alongside esteemed professionals in his field, including Chih-Chang Chen and Yahong Yao. This collaborative environment has likely fueled innovation and creativity in his projects, allowing for the successful launch of various patented technologies.

Conclusion

Liji Huang's impressive array of 50 patents and his ongoing commitment to innovation in fluid measurement technologies underscore his role as a leading inventor in his field. His advancements, particularly in mass flow control and fluidic concentration measurement, continue to shape the future of engineering and technology, making significant contributions to both academia and industry.

Profile summary based on public USPTO records.
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