% Expired Patents = 80.0

Forward Citations = 15

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6 inventors (with patents filed for the assignee):

Yong Tak Lee (4 out of 7 patents)

Kamal Alameh (2 out of 10 patents)

Yong-Tak Lee (1 out of 13 patents)

4. Feng Xiao (1 out of 1 patent)

5. Ki-Soo Chang (1 out of 1 patent)

6. Alameh Kamal (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 9151917 - Optical interconnection apparatus and method (2015-10-06),

2. 8879601 - Multi-wavelength laser diode module (2014-11-04),

3. 8760754 - Wavelength-tunable laser system (2014-06-24),

4. 8197147 - Optical connection component (2012-06-12),

5. 8021903 - Method for fabricating micro-lens and micro-lens integrated optoelectronic devices using selective etch of compound semiconductor (2011-09-20),

Company Overview

Ytel Photonics Inc. is a leading provider of innovative photonic solutions for a wide range of applications including telecommunications, medical devices, and scientific research. With a team of experienced engineers and state-of-the-art facilities, we deliver cutting-edge technology to our customers worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

5 Patents

#30 in Gwangju

#1,877 in South Korea

Gwangju, South Korea

Ytel Photonics Inc.

Forward Citations = 15

6 inventors:

Yong Tak Lee (4 out of 7 patents)

Kamal Alameh (2 out of 10 patents)

Yong-Tak Lee (1 out of 13 patents)

4. Feng Xiao (1 out of 1 patent)

5. Ki-Soo Chang (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ytel Photonics Inc.. Retrieved from https://idiyas.com/company/ytel-photonics

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]