Toshiba Software Engineering Corp.

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USPTO Granted Patents = 2

Forward Citations = 443

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8 inventors (with patents filed for the assignee):

Shigenobu Seto (2 out of 6 patents)

Yoichi Takebayashi (2 out of 24 patents)

Hiroyuki Tsuboi (2 out of 15 patents)

4. Yoichi Sadamoto (2 out of 4 patents)

5. Yasuki Yamashita (2 out of 3 patents)

6. Hideki Hashimoto (2 out of 3 patents)

7. Hideaki Shinchi (2 out of 4 patents)

8. Yoshifumi Nagata (2 out of 7 patents)

2 patents: Sort by Forward Citations

1. 5577165 - Speech dialogue system for facilitating improved human-computer (1996-11-19),

2. 5357596 - Speech dialogue system for facilitating improved human-computer (1994-10-18),

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USPTO Data Jan 1 1976 - Nov 10 2026

2 Patents

#4,384 in Tokyo

#11,162 in Japan

Tokyo, Japan

Toshiba Software Engineering Corp.

Forward Citations = 443

8 inventors:

Shigenobu Seto (2 out of 6 patents)

Yoichi Takebayashi (2 out of 24 patents)

Hiroyuki Tsuboi (2 out of 15 patents)

4. Yoichi Sadamoto (2 out of 4 patents)

5. Yasuki Yamashita (2 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Toshiba Software Engineering Corp.. Retrieved from https://idiyas.com/company/toshiba-software-engineering

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]