#1David I Ellingson (Design Insights LLC)
Based in Webster City, IA
Patent Attorneys & Agents in Hamilton County, IA
The top-ranked patent attorneys and agents serving Hamilton County, IA are David I Ellingson (Design Insights LLC), Dane P. Miner and David V Appy. We list 9 patent attorneys and agents serving Hamilton County, IA. 9 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 Hamilton County, IA. 9 providers, 9 of the top 9 verified against federal or state records. Registry records checked on 2026-11-04.
Top 9 ranked patent attorneys and agents for Hamilton County
#2Dane P. Miner
Serves this area from IA#3David V Appy
Serves this area from IA#4Barbara J Clark
Serves this area from Ames, IA (26 mi)#5Chad A. Johnson (REG Inc.)
Serves this area from Ames, IA (26 mi)#6Daniel W Nielsen
Serves this area from Ames, IA (26 mi)#7Emily E Harris (MTI Biotech, Inc.)
Serves this area from Ames, IA (26 mi)#8Michael Christopher Maier (Renewable Energy Group Inc.)
Serves this area from Ames, IA (26 mi)#9Dana Sue Rewoldt
Serves this area from Huxley, IA (35 mi)
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Frequently asked questions
How many patent attorneys and agents serve Hamilton County?
We list 9 patent attorneys and agents serving Hamilton County, IA: 1 based there and 8 serving it from nearby. 9 of the top 9 match an active federal or state record, checked on 2026-11-04.
Which patent attorneys and agents serve Hamilton County?
The top-ranked patent attorneys and agents serving Hamilton County, IA are David I Ellingson (Design Insights LLC), Dane P. Miner, David V Appy, Barbara J Clark and Chad A. Johnson (REG Inc.). The full ranked list, with the official records each provider matched, is on this page.
Which patent attorneys and agents serving Hamilton County are verified against official records?
9 of the top 9 match an active official record: David I Ellingson (Design Insights LLC) (U.S. Patent and Trademark Office), Dane P. Miner (U.S. Patent and Trademark Office), David V Appy (U.S. Patent and Trademark Office), Barbara J Clark (U.S. Patent and Trademark Office) and Chad A. Johnson (REG Inc.) (U.S. Patent and Trademark Office), and 4 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
Webster City, Jewell Junction, Stratford, Ellsworth, Stanhope, Williams, Kamrar, Blairsburg, Randall