Portland, OR, United States of America

Alex Liu

This inventor holds 4 USPTO granted patents and 2 published patent applications, plus 3 CIPO patents and 1 EPO patent. Top assignees: Ach Food Companies, Inc., B&g Foods North America, Inc., Pacific Cornetta, Inc.. Active years: 2007-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Alex Liu. Retrieved from https://idiyas.com/inventor/alex-liu-5i6ki4sn

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 4 

% Patents Active = 75.0


 

Average Co-Inventor Count = 1.6

ph-index = 2

Forward Citations = 70(Granted Patents)


Location History:

  • Lake Oswego, OR (US) (2007)
  • Portland, OR (US) (2015 - 2019)
  • Beaverton, OR (US) (2024)

Company Filing History:


Years Active: 2007-2024

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4 patents (USPTO):Explore Patents

Title: Innovations by Inventor Alex Liu

Introduction

Alex Liu, based in Portland, Oregon, is an accomplished inventor known for his forward-thinking inventions and innovative solutions. With a portfolio that includes four patents, Liu has made significant strides in the design of grinding apparatuses that cater to a variety of substances without cross-contamination.

Latest Patents

Among Alex Liu's most notable patents is the "Spice or Other Substance Grinding Apparatus with Interchangeable Substance Containers." This innovative device features uniquely designed actuators and cartridges that allow for the grinding or grating of diverse substances. The design ensures proper alignment during the push-on, push-off mounting process, effectively preventing cross-contamination.

Another significant invention by Liu is the "Grinder Device." This apparatus is specifically designed for grinding minerals, showcasing a head that can be attached to a bottle. It includes a radial slider to adjust grind coarseness, along with inner and outer grinding elements that rotate relative to each other. The inclusion of a shaft with a blunt end, extending through the inner grinding element, enhances the overall functionality of the device.

Career Highlights

Throughout his career, Alex Liu has contributed to the success of notable companies, including Pacific Cornetta, Inc. and Ach Food Companies, Inc. His work has not only been instrumental in advancing the companies' product lines but also in setting new industry standards for grinding technology.

Collaborations

Collaboration has been pivotal in Liu's journey as an inventor. He has worked alongside esteemed colleagues such as Allan E. Wade and Aaron F. Fitchko, bringing together diverse expertise to foster innovation in their projects.

Conclusion

Alex Liu stands out as a visionary inventor whose work has led to significant advancements in grinding technology. With his latest patents pushing the boundaries of functionality and efficiency, Liu continues to inspire future innovations within his field. His commitment to excellence and collaboration highlights the essence of what it means to be a transformative inventor in today's ever-evolving landscape.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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