EPO Patents = 1

Forward Citations = 7

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4 inventors (with patents filed for the assignee):

Koichi Tsuchiya (2 out of 5 patents)

Shokichiro Hino (2 out of 3 patents)

Daisuke Higashihara (2 out of 6 patents)

4. Tomohiko Endo (2 out of 2 patents)

2 patents: Sort by Forward Citations

1. 7787635 - Dip filter frequency characteristic decision method (2010-08-31),

2. 7260227 - Method and device for measuring sound wave propagation time between loudspeaker and microphone (2007-08-21),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

2 Patents

#4,366 in Tokyo

#11,133 in Japan

Tokyo, Japan

Etani Electronics Co., Ltd.

Forward Citations = 7

4 inventors:

Koichi Tsuchiya (2 out of 5 patents)

Shokichiro Hino (2 out of 3 patents)

Daisuke Higashihara (2 out of 6 patents)

4. Tomohiko Endo (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Etani Electronics Co., Ltd.. Retrieved from https://idiyas.com/company/etani-electronics-company

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]

1 patent (EPO):

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]