Patent Attorney
Ronald John Koch
Reg. No. 57176
Active
Not accepting new clients
Firm
Ronald J Koch, Attorney at Law
Ronald J Koch, Attorney at Law
Location
Columbus, OH 43230
Columbus, OH 43230
Phone
614-288-4740
614-288-4740
Registration Type
ATTORNEY
ATTORNEY
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.