Yozo Ishikawa

This inventor holds 13 USPTO granted patents and 7 published patent applications and 2 EPO patents. Top assignees: The Furukawa Electric Co., Ltd., Furukawa Electric., Ltd., Ntt Corporation. Active years: 2008-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yozo Ishikawa. Retrieved from https://idiyas.com/inventor/yozo-ishikawa

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

Calculating rank

USPTO Granted Patents = 13 (Patent Applications = 7)

% Patents Active = 76.9

EPO Patents = 2 (Patent Applications = 4)

Average Co-Inventor Count = 3.0

ph-index = 3

Forward Citations = 19(Granted Patents)

Company Filing History:

11 out of 2,643

The Furukawa Electric Co., Ltd.

patents

2 out of 59

Furukawa Electric., Ltd.

where one patent can have more than one assignee

Years Active: 2008-2026

Loading Chart...

13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12742962 - Optical device, subassembly of optical device, and method of manufacturing optical device (2026-09-22),

2. 12572037 - Optical module (2026-03-10),

3. 12468096 - Optical device and method for manufacturing optical device (2025-11-11),

4. 12461362 - Optical module and optical device (2025-11-04),

5. 12199678 - Optical module (2025-01-14),

6. 11722221 - Optical module (2023-08-08),

7. 9817192 - Optical module, optical module mounting method, optical module-mounted circuit substrate, optical module evaluation kit system, circuit substrate, and communication system (2017-11-14),

8. 9729242 - Optical module for reducing crosstalk (2017-08-08),

9. 9632265 - Optical module, optical module mounting method, optical module-mounted circuit substrate, optical module evaluation kit system, circuit substrate, and communication system (2017-04-25),

10. 9122025 - Optical module (2015-09-01),

11. 9033593 - Optical module (2015-05-19),

12. 8366325 - Optical module and method of manufacturing thereof (2013-02-05),

13. 7412148 - Optical module including an optical component and an optical device (2008-08-12),

Profile summary based on public USPTO records.

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]

7 patents pending:

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yozo Ishikawa. Retrieved from https://idiyas.com/inventor/yozo-ishikawa

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]

2 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]

4 patents pending (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]

Yozo Ishikawa

Company Filing History:

Years Active: 2008-2026

Cite this Profile (APA, Harvard, BibTeX)