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For the Inventor, By the Inventor

Livermore, CA, United States of America

Topcon Positioning Systems, Inc.


USPTO Granted Patents = 220

% Expired Patents = 0.45



Trademarks = 7

Forward Citations = 1,033

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181 inventors (with patents filed for the assignee):

goldMedal Andrey Vladimirovich Veitsel (36 out of 38 patents)

silverMedal Dmitry Vitalievich Tatarnikov (35 out of 42 patents)

bronzeMedal Andrey Vitalievich Astakhov (23 out of 29 patents)

4.  Mark Isaakovich Zhodzishsky (22 out of 35 patents)

5.  Angus Chapman (15 out of 17 patents)

6.  Reilly Edwards (14 out of 14 patents)

7.  Victor Andreevich Prasolov (14 out of 15 patents)

8.  Alexey Vladislavovich Zhdanov (13 out of 17 patents)

9.  Ivan Giovanni Di Federico (13 out of 19 patents)

10.  Dmitry Anatolyevich Rubtsov (12 out of 13 patents)

11.  Raymond M O'Connor (12 out of 14 patents)

12.  Nikolay Afanasievich Vazhenin (12 out of 12 patents)

13.  Vernon Joseph Brabec (11 out of 16 patents)

14.  Anton Pavlovich Stepanenko (10 out of 17 patents)

15.  Vladimir Victorovich Veitsel (10 out of 11 patents)


Core Competencies:
GNSS-Based Motion Detection
Signal Processing
Autonomous Farming
Phase Measurements
Multi-Channel GNSS Receiver
Laser Measuring System
Interference Monitoring
Position Determination
Machine Vision
Soil Roughness
Augmented Reality
Construction Machine Sensors

220 patents:

1. 12691941 - Vehicle automatic control (2026-07-28),
2. 12540450 - Method for automatically controlling cyclical operations of an earthmoving machine (2026-02-03),
3. 12523780 - Quasi-asynchronous sampling frequency grid (2026-01-13),
4. 12517266 - Reloadable channel implementation (2026-01-06),
5. 12468047 - Method and apparatus for GNSS-based motion detection (2025-11-11),
6. 12436293 - Multichannel synchronous analysis system for analyzing global navigation satellite system signals and methods of signal processing (2025-10-07),
7. 12411250 - Method and apparatus for fast searching global navigation satellite system signals (2025-09-09),
8. 12399281 - Method of measuring phase ionosphere scintillations (2025-08-26),
9. 12149011 - Dual-fed patch antenna with isolated ports (2024-11-19),
10. 12120977 - Method and apparatus for controlling nozzle flow rates (2024-10-22),
11. 12117846 - Method and apparatus for multi-machine collaborative farming (2024-10-15),
12. 12105125 - Digital reconfigurable apparatus for spectrum analysis and intreference rejection (2024-10-01),
13. 12101208 - Method and apparatus for receiving FSK signals (2024-09-24),
14. 12100900 - Integrated 5G and GNSS compact antenna system (2024-09-24),
15. 12061270 - Method and apparatus for detecting GNSS spoofing (2024-08-13),
Topcon Positioning Systems, Inc. is a global leader in positioning technologies. With a mission to improve productivity and workflow efficiency, Topcon develops and manufactures precision measurement and surveying equipment. Their solutions are utilized in a wide range of industries including construction, agriculture, geospatial, and more. Topcon works towards creating advanced positioning solutions that enable professionals to enhance accuracy, efficiency, and safety in their operations.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 15 2026

Topcon Positioning Systems, Inc.
220 Patents

#3 in Livermore, CA

#409 in California

#1,898 in US

#3,872 in the World

Livermore, CA (US)
Livermore, CA, United States of America

Topcon Positioning Systems, Inc.

Forward Citations = 1,033

181 inventors:

goldMedal Andrey Vladimirovich Veitsel (36 out of 38 patents)

silverMedal Dmitry Vitalievich Tatarnikov (35 out of 42 patents)

bronzeMedal Andrey Vitalievich Astakhov (23 out of 29 patents)

4.  Mark Isaakovich Zhodzishsky (22 out of 35 patents)

5.  Angus Chapman (15 out of 17 patents)

Please report any incorrect information to [email protected]
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