Professionals

Communications

• 
  

  Yasuhiro Ohtsuka

  Patent Attorney, Managing Partner

  Patent prosecution, appeal proceedings, oppositions, invalidation actions, and litigation in the technical fields of information processing, image processing, user interfaces, telecommunications, mechatronics, toys, and gaming

  Details
• 
  

  Jiro Takayanagi

  Patent Attorney, Partner

  Patent prosecution, appeal proceedings, oppositions, invalidation actions, and litigation in the technical fields of mobile communications, IoT, information processing, analog and digital circuits, security encryption, electrophotography, factory automation, fuel cells, e-commerce and financial systems

  Details
• 
  

  Osamu Shimoyama

  Patent Attorney, Partner

  Patent prosecution in the technical fields of electronics and software with specific experience in image and document processing, control and application software, digital communication and autonomous driving technologies. Opinion work relating to patent validity and infringement

  Details
• 
  

  Kiyohito Ejima

  Patent Attorney, Principal

  Patent prosecution and litigation in the fields of telecommunications, digital circuits, networks, semiconductor devices; legal opinions on patent validity and infringement.

  Details
• 
  

  Yasuhiro Sakata

  Patent Attorney, Partner

  Patent prosecution and litigation in the technical fields of telecommunications (LTE. WiFi, 5G), networks, image processing and information processing

  Details
• 
  

  Takashi Sakamoto

  Patent Attorney, Partner

  Patents prosecution and litigation in the technical fields of telecommunications (3G, LTE, 5G, WiFi), electrophotography, image processing, and optical recording devices.

  Details
• 
  

  Takahiro Ohto

  Patent Attorney, Partner

  Patent prosecution and litigation in the technical fields of communications, semiconductor devices, machine learning, automated driving, medical devices, smartphones, and network printing

  Details
• 
  

  Koji Maeda

  Patent Attorney, Partner

  Patent prosecution and litigation in the technical fields of telecommunications (3G, 4G, 5G, WiFi), signal processing and source coding.

  Details
• 
  

  Haruhito Yoshida

  Patent Attorney

  Patent prosecution and litigation in the technical fields of telecommunications (3G, 4G, 5G, WiFi), signal processing, image processing, information processing, electrophotography, and office equipment

  Details
• 
  

  Hajime Tatsukawa

  Patent Attorney, Partner

  Patent application and litigation in the fields of telecommunications (3G, 4G, 5G), image processing, security, and software

  Details
• 
  

  Junya Ohde

  Patent Attorney, Partner

  Patent prosecution and litigation in the fields of telecommunications and networks as well as information processing including software and artificial intelligence

  Details
• 
  

  Susumu Takahashi

  Patent Engineer

  Information processing, communication, and image processing technologies in general

  Details
• 
  

  Hideto Yoshitake

  Patent Engineer

  Technologies related to communication and broadcasting (modulation and encoding); technologies related to geographic information (GPS and SLAM); technologies related to imaging and image processing

  Details
• 
  

  Kei Iwamoto

  Patent Engineer

  Communication technologies (LTE, 5G and WiFi), electrical circuits, and signal processing and related-technologies

  Details
• 
  

  Steve Allison

  Technical & International Support

  Software and related fields

  Details