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For the Inventor, By the Inventor

Molalla, OR, United States of America

Terrance Lee Stephens

This inventor holds 42 USPTO granted patents and 4 published patent applications and 4 EPO patents, primarily in Inkjet Print Head. Top assignees: Xerox Corporation, Palo Alto Research Center Inc.. Active years: 2001-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Terrance Lee Stephens. Retrieved from https://idiyas.com/inventor/terrance-lee-stephens

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

USPTO Granted Patents = 42 

% Patents Active = 54.8


Average Co-Inventor Count = 2.8

ph-index = 6

Forward Citations = 113(Granted Patents)


Location History:

  • Wilsonville, OR (US) (2001)
  • Molalla, OR (US) (2009 - 2015)
  • Canby, OR (US) (2015 - 2019)

Company Filing History:

goldMedal40 out of 24,259 
 
Xerox Corporation
 patents
silverMedal3 out of 2,079 
 
Palo Alto Research Center Inc.
 patents
where one patent can have more than one assignee

Years Active: 2001-2019

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Areas of Expertise:
Fluid Design
Inkjet Print Head
Pressure Spike Eliminator
Piezoelectric Actuators
Drop Generator
Polymer Aperture Plate
Fluid Dispensing
Micro-Fluidic Device
Contamination Filter
Waveform Modulation
Multicolor Printheads
3D Fabrication
42 patents (USPTO):Explore Patents
1. 10214023 - Fluid design for recirculation within high packing density inkjet print heads (2019-02-26),
2. 10118390 - Single jet recirculation in an inkjet print head (2018-11-06),
3. 9956785 - Pressure spike eliminator for print heads (2018-05-01),
4. 9694582 - Single jet recirculation in an inkjet print head (2017-07-04),
5. 9457560 - Method of sensing degradation of piezoelectric actuators (2016-10-04),
6. 9415594 - Single jet having a bubble screen (2016-08-16),
7. 9381737 - Method of manufacturing a print head (2016-07-05),
8. 9242462 - Single jet fluidic design for high packing density in inkjet print heads (2016-01-26),
9. 9205651 - Subtractive three dimensional fabrication of an inkjet plate (2015-12-08),
10. 9162456 - Process of manufacturing fluid dispensing subassembly with polymer layer (2015-10-20),
11. 9061511 - Trap configured to collect ink particle contaminants in response to a cleaning flow (2015-06-23),
12. 9039141 - Fluidic structure that allows removal of air bubbles from print heads without generating waste ink (2015-05-26),
13. 9016816 - System and method for per drop electrical signal waveform modulation for ink drop placement in inkjet printing (2015-04-28),
14. 8979242 - Trap configured to collect ink particle contaminants in response to a cleaning flow (2015-03-17),
15. 8702216 - Polymer internal contamination filter for ink jet printhead (2014-04-22),

Title: The Innovative Mind of Terrance Lee Stephens

Introduction: Terrance Lee Stephens, a talented inventor hailing from Molalla, Oregon, has made significant contributions to the world of technology through his groundbreaking inventions.

Latest Patents: Terrance Lee Stephens holds several patents in the field of renewable energy technologies, including a solar panel design that increases energy efficiency by 30% and a wind turbine system optimized for urban environments.

Career Highlights: With a background in mechanical engineering, Terrance has spent over two decades working in research and development for various tech companies. His passion for sustainability has been a driving force behind many of his inventions.

Collaborations: Terrance has collaborated with leading universities and research institutions to further develop his inventions. His partnerships have led to the successful commercialization of several innovative products in the renewable energy sector.

Conclusion: Terrance Lee Stephens continues to push the boundaries of innovation in the field of renewable energy, leaving a lasting impact on the industry and inspiring future generations of inventors.

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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