For the Inventor, By the Inventor

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Hsinchu County, Taiwan

Pufsecurity Corporation

USPTO Granted Patents = 19

EPO Patents = 4

Forward Citations = 2

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12 inventors (with patents filed for the assignee):

Kai-Hsin Chuang (9 out of 9 patents)

Meng-Yi Wu (8 out of 42 patents)

Chi-Yi Shao (8 out of 8 patents)

4. Chia-Cho Wu (6 out of 6 patents)

5. Ching-Sung Yang (5 out of 67 patents)

6. Chun-Heng You (4 out of 4 patents)

7. Yung-Hsiang Liu (2 out of 2 patents)

8. Chun-Yuan Yu (1 out of 1 patent)

9. Wen-Ching Lin (1 out of 1 patent)

10. Yung-Chih Chen (1 out of 1 patent)

11. Jun-Heng You (1 out of 1 patent)

12. Tsung-han Hsieh (1 out of 1 patent)

19 patents: Sort by Forward Citations

1. 12493449 - Random number generator (2025-12-09),

2. 12470204 - Entropy source circuit and entropy value generation method (2025-11-11),

3. 12462890 - Method for operating a memory device and memory device thereof (2025-11-04),

4. 12462046 - Electronic device and method for performing permission management of storage device (2025-11-04),

5. 12314457 - Anti-tampering detector and method for detecting physical attack (2025-05-27),

6. 12288000 - Electronic device capable of visualizing randomness of random numbers (2025-04-29),

7. 12113895 - Key management system providing secure management of cryptographic keys, and methods of operating the same (2024-10-08),

8. 11961567 - Key storage device and key generation method (2024-04-16),

9. 11893141 - Method and control circuit for managing information of electronic device (2024-02-06),

10. 11876899 - Random number generator and method of generating output random number (2024-01-16),

11. 11870444 - Entropy source circuit (2024-01-09),

12. 11782090 - Built-in self-test circuit and built-in self-test method for physical unclonable function quality check (2023-10-10),

13. 11736286 - Method and secure boot control circuit for controlling secure boot of electronic device and method for controlling enrollment of electronic device (2023-08-22),

14. 11736285 - Method for controlling device activation and associated electronic device (2023-08-22),

15. 11662978 - Modular operation circuit adopting iterative calculations (2023-05-30),

Pufsecurity Corporation is a leading provider of cybersecurity solutions for businesses. With a focus on innovative technology and top-notch customer service, Pufsecurity helps companies protect their data and networks from cyber threats. Their comprehensive suite of products includes firewall protection, endpoint security, and intrusion detection systems. Pufsecurity is dedicated to keeping their clients safe and secure in an increasingly digital world.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

19 Patents

#23 in Hsinchu County

#823 in Taiwan

#31,684 in the World

Hsinchu County, Taiwan

Pufsecurity Corporation

Forward Citations = 2

12 inventors:

Kai-Hsin Chuang (9 out of 9 patents)

Meng-Yi Wu (8 out of 42 patents)

Chi-Yi Shao (8 out of 8 patents)

4. Chia-Cho Wu (6 out of 6 patents)

5. Ching-Sung Yang (5 out of 67 patents)

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