% Expired Patents = 33.3

Trademarks = 1

Forward Citations = 406

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5 inventors (with patents filed for the assignee):

Michinori Ichikawa (3 out of 5 patents)

Takanori Tanite (3 out of 3 patents)

Tadashi Kawata (2 out of 7 patents)

4. Ryohoi Ikono (1 out of 1 patent)

5. Tadashi Kawate (1 out of 1 patent)

3 patents: Sort by Forward Citations

#3,543 in Tokyo

#8,922 in Japan

Brainvision Inc.

Forward Citations = 406

5 inventors:

Michinori Ichikawa (3 out of 5 patents)

Takanori Tanite (3 out of 3 patents)

Tadashi Kawata (2 out of 7 patents)

4. Ryohoi Ikono (1 out of 1 patent)

5. Tadashi Kawate (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Brainvision Inc.. Retrieved from https://idiyas.com/company/brainvision

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]