Robert LeventHergüner (Levent)


Washington + 1.202.879.3446

Robert Levent Hergüner leverages his strong computer science and engineering background to represent clients in a wide range of intellectual property matters involving cutting-edge technologies. With a primary focus in patent litigation and technology transactions, Levent has experience in a broad range of industries including computer software, databases, fintech, wireless communications, automotive, semiconductors, oscilloscopes, and LEDs.

Levent's work on patent enforcement actions involves drafting written discovery, invalidity contentions, infringement claims, and numerous filings before United States District Courts and the International Trade Commission (ITC), in addition to assisting in the drafting of detailed expert reports. Levent also counsels clients in complex transactions involving IP and open-source software, in which he analyzes license agreements, evaluates patent portfolios, and drafts agreements in the context of corporate acquisitions.

Levent has experience with cybersecurity and data privacy matters and has drafted data privacy agreements, assisted with incident response, and researched compliance with global data protection regulations. Levent is a regular contributor to Jones Day's ITC Blog and PTAB Litigation Blog. Prior to joining Jones Day, Levent completed internships at the U.S. Patent and Trademark Office and the Federal Trade Commission.


  • Wolfspeed wins CAFC affirmance of non-infringement jury verdict against patent infringement claims relating to its LED light bulb businessOn behalf of Wolfspeed, Inc. (f.k.a. Cree, Inc.), Jones Day won a jury verdict and Federal Circuit affirmance of non-infringement in defending against a wide-ranging complaint originally brought in Arizona federal court by OptoLum, Inc. in 2016 concerning Cree's LED light bulb business.
  • Ansys acquires leading particle dynamics simulation software RockyJones Day advised Ansys, Inc. in the acquisition of Engineering Simulation and Scientific Software Rocky DEM, S.L., a leading provider of particular dynamics simulation software with developers in Brazil, Spain, and the United States.
  • Ansys acquires automotive simulation channel partner DYNAmoreJones Day is representing Ansys, Inc. in the acquisition of the DYNAmore business (“DYNAmore”), a Stuttgart, Germany-headquartered company who has historically distributed Ansys’ LS-DYNA crash test simulation software to virtually all major European car manufacturers.
  • NXP resolves patent infringement claims brought by competitor MediaTek in ITCJones Day represented NXP Semiconductors N.V. et al. as respondents/defendants in a patent infringement dispute brought by competitor MediaTek Inc. et al. before the International Trade Commission (ITC) and the United States District Court for the Central District of California.
  • NXP settles global patent dispute with MediaTek over semiconductor technologyJones Day represented NXP Semiconductors N.V. et al. as complainant/plaintiff in a patent infringement dispute against competitor MediaTek Inc. et al. before the International Trade Commission (ITC) and the United States District Court for the Central District of California. 
  • Owens Corning successfully defends ITC action involving roofing underlayment productsJones Day represented Owens Corning, Owens Corning Roofing & Asphalt, LLC, and InterWrap Corp. ("Owens Corning") in multi-venue litigation relating to synthetic roof underlayment patents asserted by Kirsch Research & Development, LLC ("Kirsch").
  • Sensata Technologies acquires Spear Power SystemsJones Day advised Sensata Technologies in its acquisition of Spear Power Systems, a leader in lithium-ion based energy storage solutions for mission-critical and demanding end user applications.
  • NXP litigates against competitor in an 18-patent suit directed to RFID technologyJones Day is representing NXP USA Inc. in a patent infringement lawsuit against its competitor Impinj, Inc. in the Western District of Texas.
  • SK Innovation defeats request to exclude lithium-ion battery technology in ITC dispute with LG ChemJones Day clients SK Innovation Co., Ltd. and SK Battery America, Inc., following an evidentiary hearing in December 2020, prevailed against LG Chem et al. in a patent infringement dispute before the International Trade Commission (ITC) involving lithium-ion battery technology used in electric vehicles.
  • Ansys acquires Phoenix Integration, Inc.Jones Day advised Ansys, Inc. in its acquisition of Phoenix Integration, Inc., a provider of software that enables model-based engineering (MBE) and model-based systems engineering (MBSE) to customers across multiple industries, particularly in the aerospace and defense sectors.
  • NXP sues Impinj for infringing six patents relating to RFID and wafer-layout technologyJones Day is representing NXP USA, Inc. and NXP B.V. in their enforcement of six radio frequency identification ("RFID") and wafer-layout patents against Impinj, Inc.
  • Riverside portfolio company acquires iTakeControlJones Day represented The Riverside Company in connection with the acquisition by portfolio company Red Nucleus, a premier provider of learning, performance, and process solutions for the life sciences industry, of iTakeControl, a leading provider of clinical operations and medical affairs technology and services focused on rare disease and specialty pharma.
  • Riverside Company invests in Clinical Education AllianceJones Day advised The Riverside Company in connection with its investment in and financing of Clinical Education Alliance, LLC (CEA), a provider of interactive live and web-based certified continuing medical education (CME) activities and related training for healthcare professionals.