IDiyas

For the Inventor, By the Inventor

Foothill Ranch, CA, United States of America

Gatekeeper Systems, Inc.


USPTO Granted Patents = 78



Trademarks = 24

Forward Citations = 1,563

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14 inventors (with patents filed for the assignee):

goldMedal Scott J Carter (60 out of 73 patents)

silverMedal Stephen E Hannah (60 out of 62 patents)

bronzeMedal Jesse Michael James (52 out of 52 patents)

4.  Narayanan V Ramanathan (15 out of 15 patents)

5.  John C McKay (9 out of 18 patents)

6.  Robert M Harling (5 out of 5 patents)

7.  Jack Johnson (5 out of 6 patents)

8.  Jeffrey J Lace (4 out of 18 patents)

9.  Chandrashekhar Ekbote (3 out of 3 patents)

10.  Jack Durban (3 out of 5 patents)

11.  James E Chandler (2 out of 12 patents)

12.  Ryan M Morrison (2 out of 2 patents)

13.  Ho Man M Fong (2 out of 2 patents)

14.  Serge Taba (1 out of 3 patents)

15.  Stephen William Hunt (0 patent)


Core Competencies:
Computer Vision
Machine Learning
Shopping Cart Monitoring
Wheeled Object Navigation
Cart Tracking Systems
Anti-Theft Systems
Motion Estimation
Magnetometer Calibration
Power Generation Systems
Cart Usage Control
Low-Energy Location
Wheel Assembly Design

78 patents:

1. 12482334 - Shopping basket monitoring using computer vision (2025-11-25),
2. 12131647 - Estimating motion of wheeled carts (2024-10-29),
3. 12106644 - Shopping basket monitoring using computer vision and machine learning (2024-10-01),
4. 12099107 - Dual magnetometer calibration (2024-09-24),
5. 12044696 - Wheel capable of detecting direction of rotation (2024-07-23),
6. 12033481 - Shopping basket monitoring using computer vision and machine learning (2024-07-09),
7. 11990009 - Shopping basket monitoring using computer vision (2024-05-21),
8. 11981365 - System for monitoring and controlling shopping cart usage (2024-05-14),
9. 11975568 - Self-adjusting caster assemblies (2024-05-07),
10. 11718336 - Navigation systems and methods for wheeled objects (2023-08-08),
11. 11675040 - Dual magnetometer calibration (2023-06-13),
12. 11414117 - Anti-theft system that uses shopping cart location and vibration data (2022-08-16),
13. 11358621 - System for monitoring and controlling shopping cart usage (2022-06-14),
14. 11299189 - Motorized cart retriever for monitoring cart status (2022-04-12),
15. 11279173 - Wheels for non-motorized vehicles (2022-03-22),
Gatekeeper Systems is a provider of video surveillance and parking lot management solutions for customers in various industries. The company's products include mobile video solutions, parking enforcement tools, and fleet management software. With a focus on enhancing safety, security, and operational efficiency, Gatekeeper Systems serves businesses and organizations worldwide.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

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78 Patents

#5 in Foothill Ranch, CA

#1,072 in California

#4,539 in US

#9,283 in the World

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Foothill Ranch, CA, United States of America

Gatekeeper Systems, Inc.

Forward Citations = 1,563

14 inventors:

goldMedal Scott J Carter (60 out of 73 patents)

silverMedal Stephen E Hannah (60 out of 62 patents)

bronzeMedal Jesse Michael James (52 out of 52 patents)

4.  Narayanan V Ramanathan (15 out of 15 patents)

5.  John C McKay (9 out of 18 patents)

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