Forward Citations = 48

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3 inventors (with patents filed for the assignee):

Toshio Nagasaka (1 out of 6 patents)

Hitoshi Yamazaki (1 out of 2 patents)

Shizuo Tsuchiya (1 out of 8 patents)

2 patents: Sort by Forward Citations

1. 5068904 - Image memory circuit for use in a rotation of image data (1991-11-26),

2. 4774544 - Counter apparatus for an image forming apparatus for counting and (1988-09-27),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

2 Patents

#4,366 in Tokyo

#11,133 in Japan

Tokyo, Japan

Casio Electronics Manufacturing

Forward Citations = 48

3 inventors:

Toshio Nagasaka (1 out of 6 patents)

Hitoshi Yamazaki (1 out of 2 patents)

Shizuo Tsuchiya (1 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Casio Electronics Manufacturing. Retrieved from https://idiyas.com/company/casio-electronics-manufacturing

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]