EPO Patents = 6

Forward Citations = 5

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3 inventors (with patents filed for the assignee):

Hiroyuki Nagasawa (8 out of 10 patents)

Shoji Akiyama (7 out of 103 patents)

Yoshihiro Kubota (7 out of 105 patents)

4. Kubota Yoshihiro (0 patent)

5. Nagasawa Hiroyuki (0 patent)

6. Akiyama Shoji (0 patent)

8 patents: Sort by Forward Citations

1. 11862460 - SiC multilayer body, production method therefor, and semiconductor device (2024-01-02),

2. 11346018 - Silicon carbide substrate production method and silicon carbide substrate (2022-05-31),

3. 11208719 - SiC composite substrate and method for manufacturing same (2021-12-28),

4. 11177123 - Compound semiconductor laminate substrate, method for manufacturing same, and semiconductor element (2021-11-16),

5. 10829868 - Manufacturing method of SiC composite substrate (2020-11-10),

6. 10711373 - SiC composite substrate and method for manufacturing same (2020-07-14),

7. 10612157 - Method for manufacturing SiC composite substrate, and method for manufacturing semiconductor substrate (2020-04-07),

8. 10431460 - Method for producing SiC composite substrate (2019-10-01),

Company Overview

Cusic Inc. is a leading technology consultancy focused on delivering innovative solutions to businesses. With expertise in software development, data analytics, and digital marketing, we help companies drive growth and efficiency. Our team of experienced professionals is dedicated to providing high-quality services and exceeding client expectations. Partner with Cusic Inc. to accelerate your business success.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

8 Patents

#13 in Sendai

#5,045 in Japan

Sendai, Japan

Cusic Inc.

Forward Citations = 5

3 inventors:

Hiroyuki Nagasawa (8 out of 10 patents)

Shoji Akiyama (7 out of 103 patents)

Yoshihiro Kubota (7 out of 105 patents)

4. Kubota Yoshihiro (0 patent)

5. Nagasawa Hiroyuki (0 patent)

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

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]

6 patents (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]