Michael Horikawa

Pillsbury Winthrop Shaw Pittman LLP

Michael S. Horikawa handles all aspects of patent, copyright, and trademark law, focusing on computer-related technologies, consumer electronics and biomedical devices. Michael is a counsel in the law firm’s Intellectual Property practice and is located in the Los Angeles office.

His experience includes representing clients in patent and other IP litigation in Federal District Court and at the International Trade Commission, and in alternative dispute resolution proceedings, often involving numerous parties and a multitude of patents.


  • Represented petitioner Medtronic in three inter partes review proceedings in which all challenged claims to a “Percutaneous Aortic Valve Replacement” were found unpatentable by the Patent Trial and Appeal Board, a ruling the Federal Circuit affirmed on appeal.
  • Represented Pixar in defending suit for infringement of patent on a “Method for Deriving Pixel Color Using Steradians” asserted against 3D rendering software used in creating animated 3D movies, in which the Court granted Pixar’s motion to dismiss on ground patent claimed patent-ineligible subject matter.
  • Represented petitioner MasterImage 3D in an inter partes review proceeding in which all challenged claims to a “Polarization Conversion Systems for Stereoscopic Projection” were found unpatentable.
  • Represented ABC Inc. (d/b/a Walt Disney Studios Motion Pictures) in defending suit for infringement of patent on “Personalized Digital Media Access System” asserted against online digital rights management systems for movies and other digital content.
  • Represented a global mass media corporation in defense of copyright infringement claims involving a music album.

Associations : USC Gould School of Law Intellectual Property Institute (Planning Committee Member, 2015 – 2017), Japanese American Bar Association, Japan America Society of Southern California

Clerkships : Law Clerk for the Intellectual Property Unit, General Counsel Division, Los Angeles City Attorney’s Office


  • J.D., Loyola Law School, Los Angeles, 2009
  • M.S.E., University of Michigan, 2006
  • B.S., University of California, Berkeley, 2003

ADMISSIONS : California


Rate : $$$

What types of cases Attorney Michael Horikawa & Pillsbury Winthrop Shaw Pittman LLP can handle?
Pillsbury Winthrop Shaw Pittman LLP can handle cases related to laws concerning Copyright Application, Litigation, Entertainment, Antitrust & Trade, Intellectual Property, Trademark infringement. We manually verify each attorney’s practice areas before approving their profiles and reviews on our website.
Where is Pillsbury Winthrop Shaw Pittman LLP located?
Pillsbury Winthrop Shaw Pittman LLP is located at 725 S Figueroa St #2800, Los Angeles, CA 90017, USA. You can reach out to Pillsbury Winthrop Shaw Pittman LLP using their phone line 213.488.7121. You can also check their website pillsburylaw.com or email them at [email protected].
How much would it cost to hire Pillsbury Winthrop Shaw Pittman LLP?
Michael Horikawa lawyer charges are specific to each case. However, they work with contingency fees and its ranges from $$ to $$$. They also provide free consultation [and no obligation quotes] if you are interested to hire.
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Pillsbury Winthrop Shaw Pittman LLP
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