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Billerica, MA, United States of America

Passport Systems, Inc.

USPTO Granted Patents = 31

CIPO Patents = 1

EPO Patents = 8

Forward Citations = 198

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17 inventors (with patents filed for the assignee):

Robert J Ledoux (27 out of 30 patents)

William Bertozzi (26 out of 29 patents)

Stephen E Korbly (7 out of 7 patents)

4. Daniel A Cooper (3 out of 4 patents)

5. James B Costales (3 out of 4 patents)

6. Krzysztof E Kamieniecki (3 out of 3 patents)

7. Jeffrey K Thompson (3 out of 3 patents)

8. Alexei V Klimenko (3 out of 6 patents)

9. William Park, Jr (2 out of 5 patents)

10. Michael Donovan (2 out of 2 patents)

11. Norman B Brooks (2 out of 5 patents)

12. Michael M Olmstead (2 out of 2 patents)

13. Carol Johnstone (1 out of 4 patents)

14. Cody M Wilson (1 out of 1 patent)

15. Daniel L Higgs (1 out of 1 patent)

31 patents: Sort by Forward Citations

1. 10942292 - Non-intrusive method to identify presence of nuclear materials using energetic prompt neutrons from photon-induced fission (2021-03-09),

2. 10579747 - Injection of simulated sources in a system of networked sensors (2020-03-03),

3. 10212231 - Methods and systems for detecting a material source using a server and networked sensors (2019-02-19),

4. 10132943 - Spectral segmentation for optimized sensitivity and computation in advanced radiation detectors (2018-11-20),

5. 9678024 - Methods and systems for non-intrusive chemical assaying of hydrogenous materials and mixtures using combined neutron activation and nuclear resonance fluorescence (2017-06-13),

6. 8886495 - Diagnostic methods and apparatus for an accelerator using induction to generate an electric field with a localized curl (2014-11-11),

7. 8867687 - Non-intrusive method to identify presence of nuclear materials using energetic prompt neutrons from neutron-induced fission (2014-10-21),

8. 8836249 - Methods and systems for confining charged particles to a compact orbit during acceleration using a non-scaling fixed field alternating gradient magnetic field (2014-09-16),

9. 8718219 - Non-intrusive method to identify presence of nuclear materials using energetic prompt neutrons from photon-induced fission (2014-05-06),

10. 8411822 - Methods and systems for determining the average atomic number and mass of materials (2013-04-02),

11. 8358730 - Non-intrusive method to identify presence of nuclear materials using energetic prompt neutrons from neutron-induced fission (2013-01-22),

12. 8340251 - Thin walled tube radiator for bremsstrahlung at high electron beam intensities (2012-12-25),

13. 8280684 - Diagnostic methods and apparatus for an accelerator using induction to generate an electric field with a localized curl (2012-10-02),

14. 8264173 - Methods and systems for accelerating particles using induction to generate an electric field with a localized curl (2012-09-11),

15. 8259900 - Adaptive scanning of materials using nuclear resonance fluorescence imaging (2012-09-04),

Passport Systems is a leading provider of advanced cargo scanning and radiation detection solutions for ports, borders, military, and transportation markets. Their innovative systems help enhance security, streamline operations, and ensure the safety of global trade. With a focus on utilizing cutting-edge technology, Passport Systems aims to revolutionize the way cargo is monitored and protected.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

31 Patents

#26 in Billerica, MA

#623 in Massachusetts

#10,562 in US

#20,639 in the World

Billerica, MA, United States of America

Passport Systems, Inc.

Forward Citations = 198

17 inventors:

Robert J Ledoux (27 out of 30 patents)

William Bertozzi (26 out of 29 patents)

Stephen E Korbly (7 out of 7 patents)

4. Daniel A Cooper (3 out of 4 patents)

5. James B Costales (3 out of 4 patents)

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