John D. Winkelman
Patent attorney, USPTO registration number 26523, status Active.
- Location
- Beaverton, OR
- On the USPTO roster since
- before May 2006
John D. Winkelman is a USPTO-registered patent attorney (registration number 26523), in Beaverton, OR. The registration is active on the current USPTO roster, and John D. Winkelman has been listed on the roster since before May 2006.
Beaverton, OR has 62 registered patent practitioners in all: 39 patent attorneys and 23 patent agents.
Other registered practitioners in Beaverton, OR
- Joel Robert Meyer — Patent attorney, Reg. No. 37677, Digimarc Corporation
- Russell David Mickiewicz — Patent agent, Reg. No. 29833, Tektronix INC
- Brian R. Morrison — Patent attorney, Reg. No. 58455, NIKE Inc.
- Usman A. Mughal — Patent attorney, Reg. No. 62887, Mughal IP P.C.
- Karl I. Mullen — Patent attorney, Reg. No. 53353, Mullen Law Firm PC
- Erik A. Nackerud — Patent attorney, Reg. No. 73372, Voxtel, Inc.
- Paul Gabriel Nagy — Patent attorney, Reg. No. 37896, Berkeley Law & Technology Group, LLP
- Michael A. Nelson — Patent attorney, Reg. No. 59450, Tektronix INC
All patent attorneys and agents in Beaverton, OR
Patent firms in Oregon · Practitioners by state
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