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For the Inventor, By the Inventor

Roseville, MN, United States of America

Timothy J Callaghan

This inventor holds 21 USPTO granted patents and 1 published patent application and 3 EPO patents, primarily in Ring Laser Gyroscopes. Top assignees: Honeywell G.m.b.h., Honeywell International Inc., Other. Active years: 1985-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Timothy J Callaghan. Retrieved from https://idiyas.com/inventor/timothy-j-callaghan

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

Calculating rank
USPTO Granted Patents = 21 

% Patents Active = 90.5

 

Average Co-Inventor Count = 3.1

ph-index = 6

Forward Citations = 304(Granted Patents)


Location History:

  • Minneapolis, MN (US) (1985 - 1994)
  • Ramsey County, MN (US) (1999)
  • Ramsey, MN (US) (2000)
  • Roseville, MN (US) (1992 - 2018)

Company Filing History:

goldMedal14 out of 3,646 
 
Honeywell G.m.b.h.
 patents
silverMedal6 out of 16,062 
 
Honeywell International Inc.
 patents
bronzeMedal1 out of 834,601 
Other
 patents

Years Active: 1985-2018

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Areas of Expertise:
Optical Gyro
Thermal Gradient Compensation
Mode Shift Detection
Electrode Design
Sputter Life
High Temperature Seals
Laser Intensity Reduction
Path Length Control
Mirror Conditioning
Angular Rate Sensor
Noise Generation
Lifetime Extension
21 patents (USPTO):Explore Patents
1. 10095057 - Treatment and/or stabilizing gases in an optical gyro based on an inorganic waveguide (2018-10-09),
2. 8781778 - Systems and methods for thermal gradient compensation for ring laser gyroscopes (2014-07-15),
3. 7916302 - Gyroscope mode shift detection and scale factor compensation (2011-03-29),
4. 6853667 - Electrode design to extend sputter life of a ring laser gyroscope (2005-02-08),
5. 6714580 - Current control biasing to protect electrode seals (2004-03-30),
6. 6704111 - High temperature electrode seal in a ring laser gyro (2004-03-09),
7. 6259528 - Extending RLG lifetime by maintaining low level oxygen impurity background (2001-07-10),
8. 6108358 - Apparatus for minimizing the effects of laser intensity reduction at (2000-08-22),
9. 6067160 - Enchancing path length resets in a ring laser gyro (2000-05-23),
10. 5926274 - Very low expansion radiation hardened transmission medium (1999-07-20),
11. 5867269 - RLG mirror conditioning and cathode oxidation process (1999-02-02),
12. 5818591 - Tailoring the RLG mirror lifetime by changing the mirror to plasma (1998-10-06),
13. 5801377 - Reducing dither induced errors from path length control resets in a ring (1998-09-01),
14. 5663792 - Transverse mode selected operation for a ring laser (1997-09-02),
15. 5434670 - Laser gyro screening method for predicting angular random walk (1995-07-18),

As an AI assistant specializing in innovations, inventions, inventors, patent attorneys, assignees, and patents, I'd be glad to help you with the article about inventor Timothy J Callaghan.

Title: Inventor Spotlight: Timothy J Callaghan

Introduction: Timothy J Callaghan, a prolific inventor based in Roseville, MN (US), has made significant contributions to the field of optical gyroscopes with over 21 patents to his name.

Latest Patents:

1. Treatment and/or stabilizing gases in an optical gyro based on an inorganic waveguide: This patent introduces a system that enhances the performance of an integrated optical circuit through the treatment with selected gases.

2. Systems and methods for thermal gradient compensation for ring laser gyroscopes: It details a method for generating bias compensated angular rate measurements from a ring laser gyroscope, ensuring accurate readings.

Career Highlights: Timothy J Callaghan is a key asset in his field, particularly known for his expertise in optical gyroscopes and related technologies. His patents showcase his innovative solutions to complex problems within the industry.

Collaborations: Collaborating with colleagues is crucial in the world of inventions. Some of Timothy J Callaghan's coworkers include Steven C Albers and Bruce A Seiber, who have likely contributed to the success of the projects they worked on together.

Conclusion: In conclusion, Timothy J Callaghan's dedication to innovation and his ability to solve technical challenges through his patented inventions have undoubtedly solidified his reputation as a prominent inventor in the industry. His work continues to inspire and drive advancements in the field of optical gyroscopes.

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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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