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For the Inventor, By the Inventor

Pittsburgh, PA, United States of America

David Andrew Bullen

This inventor holds 8 USPTO granted patents. Top assignee: University of Illinois. Active years: 2003-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David Andrew Bullen. Retrieved from https://idiyas.com/inventor/david-andrew-bullen

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

USPTO Granted Patents = 8

% Patents Active = 25.0

Average Co-Inventor Count = 3.1

ph-index = 5

Forward Citations = 143(Granted Patents)


Location History:

  • Pittsburg, PA (US) (2007)
  • Pittsburgh, PA (US) (2008)
  • Urbana, IL (US) (2003 - 2010)

Company Filing History:

goldMedal8 out of 2,430 
 
University of Illinois
 patents

Years Active: 2003-2010

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8 patents (USPTO):Explore Patents
1. 7737045 - Microfabricated micro fluid channels (2010-06-15),
2. 7402849 - Parallel, individually addressable probes for nanolithography (2008-07-22),
3. 7351303 - Microfluidic systems and components (2008-04-01),
4. 7247895 - Electrostatic nanolithography probe actuation device and method (2007-07-24),
5. 7217396 - Microfabricated micro fluid channels (2007-05-15),
6. 7081624 - Scanning probe microscopy probes and methods (2006-07-25),
7. 6867443 - Parallel, individually addressable probes for nanolithography (2005-03-15),
8. 6642129 - Parallel, individually addressable probes for nanolithography (2003-11-04),

Title: David Andrew Bullen: Innovator in Microfabrication and Nanolithography

Introduction

David Andrew Bullen is a prominent inventor based in Pittsburgh, PA (US). He has made significant contributions to the fields of microfabrication and nanolithography, holding a total of 8 patents. His innovative work has paved the way for advancements in fluid delivery systems and precision manufacturing techniques.

Latest Patents

Among his latest patents, Bullen has developed a fluid delivery system that includes a first substrate with a micro-channel and a well, both formed through the substrate. This system also features a second substrate and a delivery channel, which provides fluid communication between the micro-channel and the well. Another notable patent is for a microfabricated probe array designed for nanolithography. This probe array consists of individually addressable probes that can be moved independently, allowing for the production of traces of diffusively transferred chemicals on a substrate with sub-1 micrometer resolution.

Career Highlights

Bullen is currently affiliated with the University of Illinois, where he continues to push the boundaries of research and innovation. His work has garnered attention for its practical applications in various industries, including biotechnology and materials science.

Collaborations

Some of his notable coworkers include Chang Po Liu and Ming Lei Zhang, who have collaborated with him on various projects, enhancing the scope and impact of their research.

Conclusion

David Andrew Bullen's contributions to microfabrication and nanolithography exemplify the spirit of innovation. His patents and ongoing research continue to influence the field, making him a key figure in advancing technology.

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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