Sierra R. Johnson
Patent agent, USPTO registration number 84411, status Active.
- Firm
- The Ohio State University
- Location
- Columbus, OH
- On the USPTO roster since
- April 2026
Sierra R. Johnson is a USPTO-registered patent agent (registration number 84411) at The Ohio State University, in Columbus, OH. The registration is active on the current USPTO roster, and Sierra R. Johnson has been listed on the roster since April 2026.
The Ohio State University is listed with one registered practitioner on the current roster.
Columbus, OH has 100 registered patent practitioners in all: 77 patent attorneys and 23 patent agents.
Other registered practitioners in Columbus, OH
- Daniel T. Huna — Patent attorney, Reg. No. 81667
- Milan Jovanovic — Patent attorney, Reg. No. 60798, JPMorgan Chase & Co. IP, Technology & Privacy Law Group
- Thomas Y. Kendrick — Patent attorney, Reg. No. 61516, Benesch Friedlander Coplan & Aronoff LLP
- Brian D. Kenney — Patent attorney, Reg. No. 61743, L Brands, Inc
- Benjamen E. Kern — Patent attorney, Reg. No. 56391, Benesch Friedland Coplan & Aronoff, LLP
- Charlemagne G. Kern — Patent agent, Reg. No. 81236
- Harry Eastman Kitchen — Patent agent, Reg. No. 27039
- Ronald John Koch — Patent attorney, Reg. No. 57176, Ronald J Koch, Attorney at Law
All patent attorneys and agents in Columbus, OH
Patent firms in Ohio · Practitioners by state
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