Aki Koshizuka

Aki Koshizuka

Senior Associate

Email aki.koshizuka@​hoganlovells.com

Phone +81 3 5157 8249

Fax +81 3 5157 8210

LanguagesJapanese, English, Spanish

Practice groupIntellectual Property, Media, and Technology

Aki Koshizuka has experience covering around 70 countries for trademark searches, and over 130 countries for trademark prosecutions. She mainly handles office actions, oppositions, cancellation/invalidation actions, appeals and negotiations. She also has experience in anti-counterfeit solutions in various countries.

Having graduated as valedictorian from Sophia University and studied in the UK, Spain and the U.S., Aki is registered as a UK Trademark Attorney and a European Trademark Attorney. She previously worked as a section chief of overseas trademark searches and prosecutions at Thomson Reuters, Professional.

Aki joined Hogan Lovells in 2009. During that time she also worked in our Alicante and London offices for two and a half years, advising clients from many different countries on all aspects of UK trademarks and European Union trade marks (EUTM). In our Tokyo office she covers a wide range of multi-jurisdictional trademark portfolio management services.

Aki is fluent in Japanese and English and has a good working knowledge of Spanish.

Education and admissions


Queen Mary University of London

B.A., Sophia University


UK Intellectual Property Regulation Board (IPReg)

European Union Intellectual Property Office (EUIPO)

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