% Expired Patents = 33.3

Forward Citations = 7

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15 inventors (with patents filed for the assignee):

Sang-Hyun Cho (2 out of 6 patents)

Hyung-Chul Park (2 out of 3 patents)

Sang Hyun Cho (1 out of 10 patents)

4. Sang-Sung Lee (1 out of 1 patent)

5. Yoo Sam Na (1 out of 58 patents)

6. Jin-Ho Ko (1 out of 3 patents)

7. Jinsung Yi (1 out of 1 patent)

8. Sangho Shin (1 out of 2 patents)

9. Seok-Oh Yun (1 out of 2 patents)

10. Jong-Moon Kim (1 out of 2 patents)

11. Sang Do Cho (1 out of 3 patents)

12. Jin Ho Ko (1 out of 1 patent)

13. Dae-Sik Park (1 out of 1 patent)

14. Kyoung Seok Park (1 out of 1 patent)

15. Hak Sun Kim (1 out of 13 patents)

6 patents: Sort by Forward Citations

1. 9853686 - Vector modulator and transceiver including the same (2017-12-26),

2. 8412261 - Coupling apparatus for dividing receiving and transmitting signals and control method thereof (2013-04-02),

3. 8270538 - Apparatus for controlling sensitivity by using digital gating in receiver and receiver with the same (2012-09-18),

4. 7953383 - Dual band receiver (2011-05-31),

5. 7920004 - Apparatus and method for duty cycle correction (2011-04-05),

6. 7889817 - Apparatus and method for receiving a radio signal (2011-02-15),

Company Overview

Phychips Inc. is a leading provider of RFID technology solutions. Established in 2002, the company offers a wide range of high-performance RFID products including readers, tags, and antennas. With a strong focus on innovation and quality, Phychips Inc. aims to provide cutting-edge RFID solutions for various industries such as retail, healthcare, logistics, and manufacturing.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

6 Patents

#93 in Daejeon

#1,619 in South Korea

Daejeon, South Korea

Phychips Inc.

Forward Citations = 7

15 inventors:

Sang-Hyun Cho (2 out of 6 patents)

Hyung-Chul Park (2 out of 3 patents)

Sang Hyun Cho (1 out of 10 patents)

4. Sang-Sung Lee (1 out of 1 patent)

5. Yoo Sam Na (1 out of 58 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Phychips Inc.. Retrieved from https://idiyas.com/company/phychips

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]