Intellectual Property
Over two decades of continuous innovation in semiconductor design, encryption technology, and secure data transfer — protected across multiple global jurisdictions.
Total Patents
Jurisdictions
Technology Domains
Years of Filing
CEC's patent strategy is designed to protect the company's core innovations across the full technology stack — from low-level IC architectures and encryption algorithms to system-level integration methods and consumer-facing device designs. This multi-layered approach creates a defensible moat that is difficult for competitors to circumvent.
The portfolio spans four primary technology domains: USB OTG and data transfer protocols, encryption and hardware security, integrated circuit design methodologies, and consumer electronics innovations. Patents are filed strategically across Taiwan, China, the United States, Japan, Brazil, India, and Russia — reflecting CEC's global market ambitions.
CEC's IP portfolio demonstrates sustained R&D innovation over more than two decades, with filings beginning in 1999 and continuing through the present day. The breadth and depth of this portfolio reflects a deliberate strategy to build long-term competitive advantages.
Representative patents from each technology domain. This is a curated selection — the full portfolio contains additional filings not listed here.
| Patent Title | Year | Jurisdiction |
|---|---|---|
| Flash Memory Device Expansion Method | 2004 | Taiwan |
| USB OTG Mobile Disk with MP3 Player | 2004 | Taiwan |
| OTG Data Encryption/Decryption Conversion Device | 2010 | Multi-country |
| Multi-Transmission Mode Information Transfer Device | 2015 | Taiwan & China |
| Power Device Supporting Multi-Port Simultaneous Data-Transmitting and Power-Charging | 2022 | Taiwan (Patent No. I820655) |
| Patent Title | Year | Jurisdiction |
|---|---|---|
| Computer File Lock System | 2011 | Multi-country |
| AES Hardware Encryption Controller Architecture | 2012 | Taiwan |
| Smartphone Encryption Device | 2016 | Taiwan |
| Cross-Platform Fingerprint-Integrated Encrypted Storage | 2016 | Taiwan |
| Patent Title | Year | Jurisdiction |
|---|---|---|
| Integrated Touch Input IC | 2001 | Taiwan |
| Digital Tablet Integrated Circuit | 2002 | Taiwan |
| Digital Data Input Integrated Circuit | 2002 | Taiwan |
| Digital Memory Integrated Circuit | 2002 | Taiwan |
| Patent Title | Year | Jurisdiction |
|---|---|---|
| Audio/Video Signal Automatic Selection Device | 1999 | Taiwan |
| Electronic Audio Book Page Sensing Device | 1999 | Taiwan |
| Pager Message Display Device | 2001 | Taiwan (Patent No. 147312) |
| Real-Time Audio/Video Monitoring System | 2008 | Taiwan |
The patent information presented on this page is for general informational purposes and does not constitute a complete or exhaustive listing of CEC's intellectual property portfolio. Patent details, including titles, filing dates, and jurisdictions, are based on publicly available records and CEC's internal documentation. For licensing inquiries, please contact CEC directly. All intellectual property rights remain the exclusive property of Chesen Electronics Corp.