% Expired Patents = 100.0

Forward Citations = 3

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7 inventors (with patents filed for the assignee):

Chi-Pin Kuo (4 out of 6 patents)

Ting-Wei Yang (3 out of 4 patents)

Cheng-Hsiung Chen (2 out of 3 patents)

4. Pei-Liang Chiu (1 out of 10 patents)

5. Chih-Feng Lin (1 out of 9 patents)

6. Yi-Lin Chu (1 out of 3 patents)

7. Sheng-Chih Wu (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 8114497 - Optical disc and manufacturing method thereof (2012-02-14),

2. 8006257 - Optical disc having gas flow spoiler and the method for fabricating the same (2011-08-23),

3. 7887895 - Optical disc and method for fabricating the same (2011-02-15),

4. 7879422 - Optical disc and method for fabricating the same (2011-02-01),

5. 7781011 - Tool for coating an optical disc, method of coating an optical disc, and method for fabricating an optical disc (2010-08-24),

6. 6924020 - Optical disk substrate, optical disk, and method of forming the same (2005-08-02),

Company Overview

Princo America Corp. is a leading provider of optical media products and services. With a focus on innovation and quality, the company offers a wide range of CDs, DVDs, and Blu-ray discs for various industries. Princo America Corp. is known for its reliable products and excellent customer service, making it a trusted partner for businesses worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

6 Patents

#247 in Fremont, CA

#10,570 in California

#44,981 in US

Fremont, CA, United States of America

Princo America Corp.

Forward Citations = 3

7 inventors:

Chi-Pin Kuo (4 out of 6 patents)

Ting-Wei Yang (3 out of 4 patents)

Cheng-Hsiung Chen (2 out of 3 patents)

4. Pei-Liang Chiu (1 out of 10 patents)

5. Chih-Feng Lin (1 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Princo America Corp.. Retrieved from https://idiyas.com/company/princo-america

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]