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For the Inventor, By the Inventor

Yamanashi, Japan

Fanuc Corporation


USPTO Granted Patents = 6,056



Trademarks = 94

Forward Citations = 26,103

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1,925 inventors (with patents filed for the assignee):

goldMedal Yasusuke Iwashita (123 out of 123 patents)

silverMedal Tadashi Okita (117 out of 118 patents)

bronzeMedal Satoshi Ikai (111 out of 111 patents)

4.  Masaki Seki (104 out of 108 patents)

5.  Atsushi Watanabe (96 out of 140 patents)

6.  Nobutoshi Torii (77 out of 80 patents)

7.  Kazutaka Nakayama (74 out of 74 patents)

8.  Naoto Sonoda (70 out of 70 patents)

9.  Ryo Nihei (69 out of 77 patents)

10.  Masao Kamiguchi (68 out of 70 patents)

11.  Junichi Tezuka (64 out of 64 patents)

12.  Hajimu Kishi (63 out of 71 patents)

13.  Takashi Takegahara (62 out of 63 patents)

14.  Yuuki Morita (61 out of 61 patents)

15.  Tetsuaki Kato (60 out of 61 patents)


Core Competencies:
Industrial Automation
Numerical Control
Robot Systems
Machine Learning
Vibration Diagnosis
Three-Dimensional Measurement
Neural Network Adaptation
Path Dataset Generation
Signal Generation
Synchronous Motor Control
Abnormality Detection
Programmable Logic Controller

6,056 patents:

1. 12494688 - Rotor provided with end plate and electric motor (2025-12-09),
2. 12493275 - Numerical controller and machine tool (2025-12-09),
3. 12491595 - Machine tool control device (2025-12-09),
4. 12487575 - Control device for industrial machine (2025-12-02),
5. 12485496 - Device for controlling wire electrical discharge machining apparatus (2025-12-02),
6. 12482233 - Machine learning device, classification device, and control device (2025-11-25),
7. 12481269 - Numerical control device and computer-readable storage medium (2025-11-25),
8. 12481266 - Numerical control device having function of changing set parameter for controlling control object at certain timing, and method for changing set parameter therefor (2025-11-25),
9. 12481263 - Controller for machine tool (2025-11-25),
10. 12480788 - Displacement detecting sensor, control device, and control system (2025-11-25),
11. 12480540 - Assembly member production method including step for fitting protruding part and recessed part (2025-11-25),
12. 12479110 - Robot system (2025-11-25),
13. 12479096 - Robot installation position measurement device, installation position measurement method, robot controller, teaching system, and simulator (2025-11-25),
14. 12479086 - Linear motion mechanism and SCARA robot (2025-11-25),
15. 12477238 - Three-dimensional-measurement device and three-dimensional-measurement method (2025-11-18),
FANUC CORPORATION is a global leader in factory automation, robotics, and industrial IoT solutions. With over 63 years of experience, FANUC has pioneered many innovations in the field of manufacturing automation. FANUC's product lineup includes industrial robots, CNC systems, and factory automation systems. Their state-of-the-art technologies enable customers to achieve higher productivity, efficiency, and quality in their manufacturing processes. FANUC CORPORATION is committed to providing reliable and advanced solutions to industries 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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6,056 Patents

#1 in Yamanashi 400-0862

#39 in Japan

#131 in the World

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Yamanashi, Japan

Fanuc Corporation

Forward Citations = 26,103

1,925 inventors:

goldMedal Yasusuke Iwashita (123 out of 123 patents)

silverMedal Tadashi Okita (117 out of 118 patents)

bronzeMedal Satoshi Ikai (111 out of 111 patents)

4.  Masaki Seki (104 out of 108 patents)

5.  Atsushi Watanabe (96 out of 140 patents)

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