#1Joseph A. Ewing
Based in OH
Patent Attorneys & Agents in Madison County, OH
The top-ranked patent attorneys and agents serving Madison County, OH are Joseph A. Ewing, Anthony John Swaneck III and Frederick J Sharp. We list 185 patent attorneys and agents serving Madison County, OH. 30 of the providers shown match an active record from U.S. Patent and Trademark Office, checked on the date shown. Rankings follow our published methodology; sponsored placements never change rank.
Patent Attorneys & Agents serving Madison County, OH. 185 providers, 10 of the top 10 verified against federal or state records. Registry records checked on 2026-11-04.
Top 10 ranked patent attorneys and agents for Madison County
#2Anthony John Swaneck III
Serves this area from Hilliard, OH (15 mi)#3Frederick J Sharp
Serves this area from Hilliard, OH (15 mi)#4J Michael Dixon
Serves this area from Grove City, OH (15 mi)#5Dann M. Bruno
Serves this area from Columbus, OH (18 mi)#6Erik A Barbone
Serves this area from Columbus, OH (18 mi)#7Alec L. Perry
Serves this area from Dublin, OH (19 mi)#8Alvin A. Borromeo (IBM Corp.)
Serves this area from Dublin, OH (19 mi)#9Durya Nadeem
Serves this area from Dublin, OH (19 mi)#10Jizhu Jin
Serves this area from Dublin, OH (19 mi)
20 more providers serving this area
- Min Jeong So, Dublin, OH (19 mi)
- Monica H Choi (Law office of monica H. Choi), Dublin, OH (19 mi)
- Robert Raymond Lech (Lech Law, LLC), Dublin, OH (19 mi)
- Vincent Ciamacco, Dublin, OH (19 mi)
- Yanli Wang, Dublin, OH (19 mi)
- George P Maskas, Upper Arlington, OH (19 mi)
- Haichang Li, Upper Arlington, OH (19 mi)
- Harry Eastman Kitchen, Upper Arlington, OH (19 mi)
- Kevin Gerard Rooney, Upper Arlington, OH (19 mi)
- Matthew J Toussant (TF Patent Consulting), Upper Arlington, OH (19 mi)
- Patrick K. Hoffman, Upper Arlington, OH (19 mi)
- Daniel T Huna, Columbus, OH (20 mi)
- Eric J Estadt (Carlile Patchen & Murphy LLP), Columbus, OH (20 mi)
- Jin Soo Ahn, Columbus, OH (20 mi)
- Lori A Burke, Columbus, OH (20 mi)
- Matthew J Huddleston (Ward Engineering), Columbus, OH (20 mi)
- Matthew R Bell, Columbus, OH (20 mi)
- Thomas S Baker Jr, Columbus, OH (20 mi)
- Tyler S Dunham (RV Mobile Power, LLC), Columbus, OH (20 mi)
- Alice H M Fraenkel, Upper Arlington, OH (20 mi)
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Frequently asked questions
How many patent attorneys and agents serve Madison County?
We list 185 patent attorneys and agents serving Madison County, OH: 1 based there and 184 serving it from nearby. 10 of the top 10 match an active federal or state record, checked on 2026-11-04.
Which patent attorneys and agents serve Madison County?
The top-ranked patent attorneys and agents serving Madison County, OH are Joseph A. Ewing, Anthony John Swaneck III, Frederick J Sharp, J Michael Dixon and Dann M. Bruno. The full ranked list, with the official records each provider matched, is on this page.
Which patent attorneys and agents serving Madison County are verified against official records?
10 of the top 10 match an active official record: Joseph A. Ewing (U.S. Patent and Trademark Office), Anthony John Swaneck III (U.S. Patent and Trademark Office), Frederick J Sharp (U.S. Patent and Trademark Office), J Michael Dixon (U.S. Patent and Trademark Office) and Dann M. Bruno (U.S. Patent and Trademark Office), and 5 more on this page. Each badge links to the official record it matched.
How are these companies ranked?
By our published methodology: verified registrations, documented capabilities, years registered and responsiveness. Sponsored placements are shown separately and never affect rank.
What does "Verified" mean on this page?
"Verified" means we matched the provider to an active official record on the date shown; each badge links to that record. The absence of a badge only means we have not verified that item.
What is the difference between a patent attorney and a patent agent?
Both are registered with the USPTO to prepare and prosecute patent applications. Patent attorneys are also licensed lawyers and can handle litigation and other legal matters; agents cannot.
"Verified" means we matched the provider to an active official record on the date shown. The absence of a badge only means we have not verified that item. How we rank and verify. Page updated .
Communities served
London, West Jefferson, Plain City, Mount Sterling, Choctaw Lake, South Solon, Midway, Plumwood, Lafayette