% Expired Patents = 14.3

Trademarks = 1

Forward Citations = 282

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3 inventors (with patents filed for the assignee):

Kenji Tumura (4 out of 4 patents)

Yatsuse Saijo (2 out of 2 patents)

Yoshihiro Ando (1 out of 4 patents)

7 patents: Sort by Forward Citations

1. 9245511 - Ultrathin electromagnetic driver and electric guitar including the same (2016-01-26),

2. 5585588 - Electric stringed instrument having a device for sustaining the (1996-12-17),

3. 5508474 - Electromagnetic pickup for an electric stringed instrument (1996-04-16),

4. 5378850 - Electric stringed instrument having an arrangement for adjusting the (1995-01-03),

5. 5292999 - Electric stringed instrument having a device for sustaining the (1994-03-08),

6. 5088375 - Tremolo device for string musical instrument (1992-02-18),

7. 5088374 - Tremolo device for a guitar (1992-02-18),

Company Overview

Fernandes Co., Ltd. is a leading manufacturer of high-quality electronic appliances and consumer goods. With a strong focus on innovation and customer satisfaction, we aim to provide cutting-edge products that enhance the lives of our customers. Our diverse product line includes electronic gadgets, home appliances, and lifestyle products that are designed to meet the needs of modern consumers. Visit our website to explore our latest offerings and experience the Fernandes difference.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

7 Patents

#2,287 in Tokyo

#5,456 in Japan

Tokyo, Japan

Fernandes Co., Ltd.

Forward Citations = 282

3 inventors:

Kenji Tumura (4 out of 4 patents)

Yatsuse Saijo (2 out of 2 patents)

Yoshihiro Ando (1 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Fernandes Co., Ltd.. Retrieved from https://idiyas.com/company/fernandes-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]