July 7, 2020

Volume X, Number 189

Ryan M. Wiesner

Ryan is a member of Davis|Kuelthau’s Litigation Team where he has established a reputation for obtaining great results for the firm’s clients. He is regularly recruited to assist in handling high-exposure and complex disputes, due to his pragmatic approach, ability to simplify complex issues and develop case theories that put his clients in the best position to win.

Ryan is seen as a leader in the Wisconsin legal industry, currently serving as a Board Member for the Wisconsin Legal Aid Society and regularly contributing legal insights to the Wisconsin Law Journal and Wisconsin Civil Trial Journal. His colleagues have recognized him as a Super Lawyers Rising Star, in his field.

Areas of Focus:

  • Intellectual Property Litigation: Ryan represents individuals and entities in disputes involving infringement of copyrights, trademarks, trade secrets, and patents. His experience includes preparing appellate briefs before federal circuit courts, prosecuting and defending infringement actions in jurisdictions nationwide, and preparing filings before the USPTO and TTAB.

  • Commercial and Business Litigation: Ryan is oftentimes tasked with representing the firm’s business clients in cases involving commercial disputes and business torts. He has prosecuted and defended actions in state and federal court concerning breach of contract and UCC claims, shareholder and partnership disputes, securities violations, and M&A disputes. Ryan has a unique ability to cut through the litigation red tape and obtain great results for his clients.

  • Professional and Governmental Liability, and Civil Rights Disputes: Ryan has extensive experience defending governmental entities and employees, and medical professionals in state and federal courts, concerning claims of professional misconduct and civil rights violations. He has obtained dismissal in high-profile lawsuits involving the constitutionality of Wisconsin child protective services laws and defending several counties against claims for wrongful death.

  • Product Liability Litigation: Ryan has defended product manufacturers in state and federal courts, and multidistrict litigation, nationwide. He has handled defective product and warning claims for chemical companies, medical device manufacturers, and propane and gas installers. This experience includes his part as a member of a defense team tasked with defending a fertilizer company in a several hundred million dollar lawsuit arising from an ammonium nitrate explosion in Texas.

Practice Areas

  • Litigation

  • Appellate Practice

  • Commercial Litigation

  • Intellectual Property


  • Health Care

  • Construction

  • Insurance


  • Wisconsin Super Lawyer, Super Lawyers Magazine Rising Star (2017-2018)


  • J.D., cum laude, Marquette University Law School

  • B.S., magna cum laude, University of Wisconsin – Whitewater, Sociology/Criminal Justice

Articles in the National Law Review database by Ryan M. Wiesner



Upcoming Legal Education Events

Tuesday, July 7, 2020
Wednesday, July 8, 2020
Wednesday, July 15, 2020
Wednesday, July 22, 2020