Top 10 PCT Patent Applicants Globally in 2023
In 2023, Chinese companies claim three spots in the top 10 global PCT patent applicants, with Huawei leading at 6,494 applications.
Overview
According to the preliminary statistics of PCT patent applications in 2023 released by the World Intellectual Property Organization (WIPO), global innovation activity continued to be active, with Chinese enterprises performing prominently. Huawei Technologies Co., Ltd. ranked first globally with 6,494 applications, maintaining its leading position for many years. Samsung Electronics ranked second with 3,949 applications, and Qualcomm ranked third with 3,417 applications.
Top 10 Applicants
The following is the list of the top 10 PCT patent applicants in 2023 (estimated values):
- Huawei (China): 6,494
- Samsung Electronics (South Korea): 3,949
- Qualcomm (USA): 3,417
- LG (South Korea): 2,646
- BOE (China): 1,588
- Mitsubishi (Japan): 1,472
- Sony (Japan): 1,238
- Panasonic (Japan): 1,075
- OPPO (China): 1,063
- Siemens (Germany): 1,014
Chinese Enterprise Performance
Among the top ten, Chinese companies occupy three spots: Huawei, BOE, and OPPO. BOE, as a display panel leader, has accelerated its patent portfolio in semiconductor technology in recent years; OPPO continues to invest in communication and imaging technology R&D. This indicates that Chinese enterprises are enhancing their intellectual property awareness and innovation capabilities in global technology competition.
Industry Trends
Overall, PCT applications are concentrated in the communications, electronics, and information technology fields. Asian enterprises continue to dominate the list, while Japanese companies, though not in the top five, have multiple entries. US-based Qualcomm remains strong. This ranking reflects the distribution pattern of global R&D investment, with Chinese enterprises transitioning from "manufacturing" to "intelligent manufacturing."
Note: The data in this article is based on WIPO preliminary statistics and industry estimates, which may have minor differences from the final official data.
Related content

Multi-Dimensional Comparison of Global Data Compliance Policies Infographic
This infographic uses a stacked bar chart to compare the compliance requirements of the EU, US, China, India, and Brazil across four dimensions: data localization, cross-border transfer, enforcement strictness, and privacy protection.

2025-2026 Data Compliance Outlook for Chinese Overseas Expansion: Stricter Regulations and Technology-Driven Solutions
Over the next two years, global data compliance regulations will continue to tighten, presenting Chinese enterprises with challenges from GDPR, China's Data Security Law, and others, while compliance technology and automation offer new opportunities.
Top 10 Countries by Data Protection Fines in 2024

Tax Challenges and Strategies for Chinese Enterprises Going Global in 2025
This report provides an in-depth analysis of the current cross-border tax landscape, drivers, key challenges, and strategic recommendations for Chinese enterprises expanding overseas, emphasizing the balance between compliance and planning.