Patent Agent
Chi-Feng Hsu
Reg. No. 74216
Active
Not accepting new clients
Location
Taipei 106
Taipei 106
Phone
886-911-822022
886-911-822022
Registration Type
AGENT
AGENT
Roster
USPTO OED FY25
USPTO OED FY25
Firm and contact info reflects the FY25 roster (last updated September 25).
Attorneys may have changed firms since then — patent filings show their current firm of record.