Kazuaki Tasaka (Representative Partner)
Patent Attorney 
Practices: Intellectual Property (Patent, chemical, biological, and pharmaceuticals)

Takeshi Sato
Patent Attorney, qualified as a First-Class Architect 
Practices: Patent prosecution, Invalidation trail, Litigation

~ After graduating from the Department of Architecture, Faculty of Engineering, Toyo University, Mr. Sato joined a general construction contractor and then moved to a patent office. Since 2005, he has been working as a registered patent attorney, and is engaged in applications, JPO trials, and lawsuits related to patents, utility models, designs, and trademarks. Since 2012, he has also been serving as an expert member of INPIT’s comprehensive intellectual property support desk.
His areas of expertise include software, business patents, architecture, gaming machines, and machinery.

Satoshi Kon
Patent Attorney (Registration Number:15168), Master of Engineering, Master of Technology Management
Practices: Patent, Design patent, Trademark

~ Mr. Kon mainly supports small and medium-sized enterprises and venture companies in the creation, discovery, acquisition of rights, and utilization of intellectual property in fields such as chemistry, semiconductors, IT, software, and business models.

Kazuma Isoda
Patent Attorney
Practices: Trademark related matters (searches, applications, trial proceedings, lawsuits to cancel trial decisions, both for domestic and foreign clients) 
Design patent related matters (applications, trial procedures, both for domestic and foreign clients)

Setsu Sasamoto
Attorney-at-law, Patent Attorney
Practices: IP litigations, Opinions, Invalidation Trials, Licensing, both for domestic and foreign clients