Patent Attorneys
Representative Patent Attorney Hajime TATSUKAWA
<Technical Expertise>
Telecommunication, Software Engineering, Electronic Devices, Artificial Intelligence, Image Processing, Mechanics
<Qualifications>
– Patent Attorney in Japan (No. 16910) since 2010
– Sun Java Certified Programmer (October 2002)
– IPA Application Engineer (December 2003)
– JDLA Deep Learning for GENERAL 2025 #4 (July 2025)
<Membership>

– Japan Patent Attorneys Association (JPAA)
– CDLE (Community of Deep Learning Evangelists)
<Language>
Japanese, English
<Career>
2002 | M.S., The University of Tokyo, Mechano-informatics |
2002-2004 | NTT Communications Corporation (Currently known as NTT DOCOMO BUSINESS, Inc.) |
2004-2007 | Accenture Japan Ltd |
2007-2018 | IP Law Firm A - Patent application drafting and prosecution in telecom, software and electronics industries - 2011, 2012 Awarded as best drafting attorney by one of Japanese leading electronics companies |
2018-2019 | IP Law Firm B - Consulting on standard essential patents |
2019-2025 | OHTSUKA Patent Office - Domestic and worldwide patent application and prosecution / IP consulting / Essentiality and validity evaluation on standard essential patents |
2025- | Representative of SIGNALIO IP Law Firm |
Patent Attorney Hiroaki URABE
<Technical Expertise>
Radio Communication (Cellular, Wi-Fi), Software Engineering, Automotive Industry, Artificial Intelligence, Image and Audio Processing
<Qualifications>
– Patent Attorney in Japan (No. 20387) since 2015
<Membership>
– Japan Patent Attorneys Association (JPAA)
<Language>
Japanese, English

<Career>
2007 | M.S., The University of Osaka, Information Networking |
2007-2013 | Automobile Manufacturer, Telecom Company |
2013-2016 | IP Law Firm A - Patent application drafting and prosecution in radio communication, software engineering and automotive industries |
2016-2021 | Electronics Company, Intellectual Property Department |
2021-Now | AEGIS AID Patent Firm (primary office) |
2025- | Joined SIGNALIO IP Law Firm (non-primary office) * Engaging in patent application drafting and prosecution from remote site |