Redwood Shores, CA, United States of America

Lester Frank Ludwig

This inventor holds 215 USPTO granted patents and 11 published patent applications, plus 3 CIPO patents, primarily in Microfluidics Technology (CPC class G06F3-04883). Top assignees: Nri R&d Patent Licensing, LLC, Avistar Communications Corporation, Collaboration Properties, Inc.. Active years: 1997-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Lester Frank Ludwig. Retrieved from https://idiyas.com/inventor/lester-frank-ludwig

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

USPTO Granted Patents = 215 

% Patents Active = 22.3


Average Co-Inventor Count = 1.3

ph-index = 40

Forward Citations = 8,665(Granted Patents)

Forward Citations (Not Self Cited) = 8,372(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Foster City, CA (US) (1997 - 1999)
  • Belomont, CA (US) (2013)
  • Hillsborough, CA (US) (1998 - 2014)
  • San Mateo, CA (US) (2014)
  • Houston, TX (US) (2015)
  • Belmont, CA (US) (2003 - 2017)
  • San Antonio, TX (US) (2014 - 2021)
  • Redwood Shores, CA (US) (2005 - 2023)

Company Filing History:


Years Active: 1997-2023

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Areas of Expertise:
Microfluidic Platforms
Chemical Detection
Optical Tomography
Data Sonification
Touch User Interfaces
Lensless Imaging
Gesture Recognition
Laboratory Automation
Electronic Musical Instruments
Fluidics Systems
Microplate Technologies
Heterogeneous Sensing
215 patents (USPTO):Explore Patents

Title: Lester Frank Ludwig: Inventor Extraordinaire

Introduction:

Meet Lester Frank Ludwig, a brilliant inventor hailing from Redwood Shores, CA. With an impressive track record of 186 patents, Ludwig has continuously pushed the boundaries of innovation. This article will explore Ludwig's latest patents, highlight his career accomplishments, delve into his collaborations, and conclude with an appreciation for his contributions to the world of inventions and patents.

Latest Patents:

Ludwig's latest patents showcase his expertise in user interface devices and cap arrangements for advanced microplate technologies. One notable invention is the "User Interface Device with Touch Sensor." This device extends the functionality of a conventional mouse by allowing for an increased number of simultaneously adjustable user interface parameters. By incorporating user-removable modules, this invention enhances user control and interaction with external devices such as computers.

Another groundbreaking patent is the "Cap Arrangements Providing Per-Well Fluidics and Gas Exchange for Advanced Microplate, Microarray, and Microtiter Technologies." This invention revolutionizes the world of cell cultures and other applications by introducing cap arrangements that enable controlled introduction, removal, and exchange of fluids and gases within individual wells of microplates. These cap arrangements also incorporate sensors for measuring various parameters, making them highly adaptable for different scientific and research purposes.

Career Highlights:

As an accomplished inventor, Lester Frank Ludwig has left an indelible mark on the field of innovation. Throughout his fruitful career, Ludwig has diligently and consistently added to his patent portfolio. His contributions have greatly influenced user interface technologies and advanced the capabilities of microplate technologies. By inventing devices that optimize user experiences and revolutionize scientific applications, Ludwig has solidified his position as a frontrunner in his field.

Collaborations:

Ludwig's dedication to innovation is further bolstered by his collaborations with esteemed individuals in the field. During his career, he has worked alongside influential colleagues such as J Chris Lauwers and Keith A Lantz. These collaborations have undoubtedly fostered an environment of shared knowledge and inspiration, leading to groundbreaking inventions that push the boundaries of existing technologies.

Conclusion:

Lester Frank Ludwig's impressive repertoire of inventions and patents speaks volumes about his ingenuity and passion for pushing the limits of technology. His contributions to user interface devices and microplate technologies have redefined the way we interact with digital interfaces and conduct scientific research. As an inventor and visionary, Ludwig continues to shape the landscape of innovation, leaving a lasting legacy for future inventors to follow.

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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