Superpass Company Inc.

Calculating rank

USPTO Granted Patents = 5

% Expired Patents = 20.0

Forward Citations = 149

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8 inventors (with patents filed for the assignee):

Xifan Chen (4 out of 4 patents)

Guozhong Jiang (3 out of 3 patents)

Luke Zhu (3 out of 3 patents)

4. Lizhong Zhu (1 out of 113 patents)

5. Yihong Qi (1 out of 142 patents)

6. Xi Fan Chen (1 out of 1 patent)

7. Yuning Guo (1 out of 1 patent)

8. Wutu Wang (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 7050014 - Low profile horizontally polarized sector dipole antenna (2006-05-23),

2. 6879296 - Horizontally polarized slot antenna with omni-directional and sectorial radiation patterns (2005-04-12),

3. 6525694 - High gain printed loop antenna (2003-02-25),

4. 6377227 - High efficiency feed network for antennas (2002-04-23),

5. 6259416 - Wideband slot-loop antennas for wireless communication systems (2001-07-10),

Company Overview

Superpass Company Inc. is a leading provider of access control and security solutions. With a wide range of products including keycard systems, turnstiles, and biometric authentication devices, we help businesses enhance their security measures and streamline access management. Our innovative technology and superior customer service make us the preferred choice for businesses looking to protect their facilities and assets.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

5 Patents

#68 in Waterloo

#2,851 in Canada

Waterloo, Canada