HOYI · Protecting Innovation Worldwide · SINCE 2016

Choosing a patent firm?
First ask: can they win?

HOYI Intellectual Property — from filing and global strategy to cross-border enforcement. A China-US-EU attorney team operating as one unit. CNIPA-registered patent firm, US and EU licensed attorneys on staff, 200+ international law firm partners. Full chain, single point of contact.

7,000+Enterprises Served
10,000+Domestic Filings
10,000+International Filings
200+Partner Law Firms
HOYI Intellectual Property
CNIPA-Registered Patent Firm
US & EU Licensed Attorneys on Staff
CNIPA
Registered Patent Firm
US · EU
Licensed Attorneys on Staff
DJI
Trusted by DJI · Foxconn · Tsinghua
5 CITIES
Shanghai · Shenzhen · HK · US · EU

Results, Not Promises

7,000+
Enterprises Served
Including publicly traded companies
10,000+
Domestic Patent Filings
Invention · Utility Model · Design
10,000+
International Filings
US · Europe · Japan · Korea · SEA
200+
Partner Law Firms
Covering major global markets

Full-Spectrum IP Services

More than filing — we make sure you win when it matters

Patent Filing & Prosecution

Invention, utility model, and design patents. Deep technical understanding. High grant rates.

International Patent Filing

US, Europe, Japan, Korea, Southeast Asia — multi-country strategy through local counsel. Faster, cheaper.

Patent Enforcement & TRO

Amazon infringement complaints, US TRO asset freezes, patent invalidation. US-licensed attorneys who can litigate.

Trademark & Copyright

Domestic and international trademark search, registration, renewal, opposition. Software copyright, full service.

IP Strategy Consulting

Patent mining, competitor landscape, portfolio planning — turning IP into a competitive moat.

Government R&D Grants

High-tech enterprise certification (40% tax reduction), SME innovation funding ($20K+ subsidies).

See All Services

Why Leading Companies Work With Us

China-US-EU Licensed

Master's/PhD team in China + US and EU licensed attorneys. One case, multiple jurisdictions, one point of contact.

200+ Law Firm Network

Direct relationships with top IP firms worldwide. Cross-border filings handled by local specialists.

Dual CNIPA Registration

Two CNIPA-registered patent firms under one roof — both patent and trademark agency qualifications.

Strategy to Enforcement

From filing and global portfolio to infringement complaints, TRO, and invalidation — a true closed loop.

Master's & PhD Team · Licensed Across China, US, EU

All team members hold advanced degrees from top universities. US and EU licensed attorneys on staff.

Xu

Xu

Senior Patent Attorney / Lawyer

WUT · Master's

Kang

Kang

Senior Patent Attorney / Lawyer

WUT · Master's

Xiu

Xiu

Senior Patent Attorney / Lawyer

Beihang Univ. · Master's

Tai

Tai

Senior IP Consultant

WUT · Master's

Han

Han

US Attorney / Patent Agent

PhD · 20+ Years US IP

M

Marinos

EU IP Attorney

INTA & AIPPI Member

Meet the Full Team

Serving Every Major Market

CN
Mainland China
Shanghai · Shenzhen · Zhongshan · Shijiazhuang · Changzhou
HK
Hong Kong
Hong Kong SAR
US
United States
USPTO · Federal Courts · TRO
EU
Europe
EPO · EU Trademark · 40+ Countries
JP
Japan
Japan Patent Office
SEA
Southeast Asia / Oceania
Vietnam · Thailand · India · ANZ

Protect your innovation. Start with a free consultation.

China-US-EU attorney team. Tailored IP protection strategy. No strings attached.

Free Strategy Call