IP Library
Patent Attorney

Robert H Chang

Reg. No. 48765
Active
Not accepting new clients
Firm
Omikron IP Law Group
Location
Lake Oswego, OR 97035
Phone
503-697-0757
Registration Type
ATTORNEY
Roster
USPTO OED FY25
Search their patent cases → All cases at Omikron IP Law Group
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.