Professionals

Communications

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  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

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  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

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  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

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  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.

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  Yasuhiro Sakata

  Patent Attorney, Partner

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

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  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.

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  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

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  Koji Maeda

  Patent Attorney, Partner

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

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  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

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  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

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  Kengo Nagata

  Patent Attorney

  Patent prosecution and litigation in the technical field of wireless communication, especially in Wi-Fi, wireless LAN, IEEE 802.11 Standards, LTE, 5G, UWB, and RFID

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  Susumu Takahashi

  Patent Engineer

  Information processing, communication, and image processing technologies in general

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  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

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  Kei Iwamoto

  Patent Engineer

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

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  Steve Allison

  Technical & International Support

  Software and related fields

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