For the Inventor, By the Inventor

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Hong Kong, China

Bbpos Limited

USPTO Granted Patents = 42

Trademarks = 7

Forward Citations = 242

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9 inventors (with patents filed for the assignee):

Chi Wah Lo (40 out of 79 patents)

Hwai Sian Tsai (27 out of 44 patents)

Tai Kwan Jimmy Tang (5 out of 19 patents)

4. Chi Man Lau (5 out of 5 patents)

5. Wing Cheong Chan (5 out of 8 patents)

6. Namson Kwok (3 out of 6 patents)

7. Peter Choi (2 out of 2 patents)

8. Ka Leong Tony Tsang (1 out of 1 patent)

9. Kin Wai Chan (1 out of 2 patents)

Core Competencies:

Card Reader Security

Personal Identification Number Privacy

Near Field Communications

Bluetooth Pairing

Power Management Circuits

Secure Display Module

Magnetic Stripe Reader

Mobile Device Security

Audio Device Accessories

PIN Entry Mechanisms

Bluetooth Device Pairing

Magnetic Card Reader

42 patents: Sort by Forward Citations

1. 11321719 - System and methods to prevent unauthorized usage of card readers (2022-05-03),

2. 11288670 - System and method to protect privacy of personal-identification-number entry on consumer mobile device and computing apparatus (2022-03-29),

3. 11256885 - System and method for a near field communications reader device (2022-02-22),

4. 11251611 - Power management circuitry in peripheral accessories of audio devices (2022-02-15),

5. RE48707 - System and method for a secure display module (2021-08-23),

6. 11062299 - System and method for indicating entry of personal identification number (2021-07-13),

7. 10936189 - System and method for a keypad on a touch screen device (2021-03-02),

8. 10867027 - System and method for pin entry on mobile devices (2020-12-15),

9. 10863337 - System and method of Bluetooth pairing with a group of Bluetooth devices (2020-12-08),

10. 10841773 - System and method for adjusting variable(s) related to near field communications antenna for mobile devices to ensure antenna operation within a defined operating range (2020-11-17),

11. 10834563 - System and method for secure pairing of Bluetooth devices (2020-11-10),

12. 10832252 - System and methods to prevent unauthorized usage of card readers (2020-11-10),

13. 10832243 - System and method to protect privacy of personal-identification-number entry on consumer mobile device and computing apparatus (2020-11-10),

14. 10832019 - System and method for a near field communications reader device (2020-11-10),

15. RE48167 - Magnetic stripe reader with card swipe information feedback (2020-08-17),

BBPOS LIMITED is a leading provider of innovative payment solutions for businesses worldwide. With a mission to simplify payment acceptance, BBPOS offers a wide range of secure and reliable POS terminals, mobile payment solutions, and value-added services. Their cutting-edge technology and extensive expertise enable businesses to accept various payment methods, including contactless, EMV chip, and magnetic stripe transactions. BBPOS is committed to delivering seamless and secure payment experiences to merchants and consumers alike.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

42 Patents

#80 in Hong Kong

#675 in China

#15,857 in the World

Hong Kong, China

Bbpos Limited

Forward Citations = 242

9 inventors:

Chi Wah Lo (40 out of 79 patents)

Hwai Sian Tsai (27 out of 44 patents)

Tai Kwan Jimmy Tang (5 out of 19 patents)

4. Chi Man Lau (5 out of 5 patents)

5. Wing Cheong Chan (5 out of 8 patents)

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