“Naomi Hazenberg is as clever as they come, is very dedicated and one of the best patent litigators I have worked with in the UK” (Chambers 2026)

Naomi specialises in complex patent disputes, with particular experience in telecommunications, engineering, technology and SEP/(F)RAND litigation. Her technical background in physics is a key differentiator, enabling her to advise on disputes involving cutting-edge technology and she is regularly trusted to handle clients’ most technically complex disputes. Naomi’s extensive expertise covers has also enabled her to address cutting-edge legal issues.

Her practice involves an international dimension, with most of her cases requiring coordination across jurisdictions, most commonly in the EU, including the UPC, and the US.

Naomi became a partner in 2024 and has been described as “a valuable addition to the partner team” (Legal 500 2026). Naomi’s leadership and expertise contribute significantly to achieving positive outcomes for her clients.

Naomi’s significant work highlights include:

• Assisting Collins Aerospace in UK patent infringement and validity proceedings against Martin-Baker that focused on ejection seat technology.
• Advising Scientific Drilling in its revocation action against Gyrodata’s patent concerning wellbore analysis techniques.
• Part of the team assisting Panasonic in its SEP/FRAND dispute against Xiaomi and Oppo, including playing a key role in first interim licence declaration application to reach the Court of Appeal.
• Acting for Siemens Gamesa in its patent dispute against GE concerning wind turbine technology.
• Acting for PGS in its dispute against EMGS.
• Naomi has been a long standing adviser to IPCom on its SEP/FRAND disputes against Nokia, HTC, Lenovo, Xiaomi and Vodafone. Most recently this included IPCom’s case against Vodafone in the Court of Appeal that concluded in a favourable judgment relating to Crown use as well as the subsequent application by Vodafone to recover its costs following a decision by the TBA to revoke the patent.
• Advising Samsung and Google in the Unwired Planet dispute.

Naomi has advised on numerous SEP disputes, spanning a wide range of standardised technologies. As a result, Naomi has a wealth of experience dealing with issues that arise specifically in SEP litigation and (F)RAND disputes, as well as the complex jurisdictional aspects of these cases. Recently, Naomi was part of the team working with Panasonic in its dispute with Xiaomi and Oppo. Naomi previously assisted Samsung in its disputes against Apple and Unwired Planet, as well as Google in the Unwired Planet litigation and IPCom in its cases against Nokia, HTC and Vodafone. This has allowed Naomi to approach these cases from the perspective of the implementer but also from the patentee side. 

Outside of the field of telecommunications, Naomi has in-depth experience in cases involving engineering technology including wind energy technology, hydrocarbon exploration and exploitation and LED technology. Naomi advised Siemens Gamesa in its dispute with GE concerning several aspects of wind turbine technology. She also assisted Petroleum Geo-Services in its dispute against Electromagnetic Geoservices involving hydrocarbon surveying techniques as well as Philips Lighting/Signify in a dispute with Megaman relating to various patents in its LED licensing portfolio. 

Naomi is a co-author of Bristows’ UPC Patent Review of the Year publication, which is also published in CIPA Journal. She is a contributor to the You, me and UPC and FRANDly Chat podcasts. Naomi is an actively participate the IP Federation council and is a member of AIPPI. She regularly attends and speaks at key conferences, such as IPBC.