% Expired Patents = 57.1

Forward Citations = 7

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6 inventors (with patents filed for the assignee):

Kunio Kido (4 out of 28 patents)

Kenji Yokoyama (3 out of 60 patents)

Akinori Ushikoshi (3 out of 4 patents)

4. Hideo Kitazawa (2 out of 3 patents)

5. Takamasa Kaneko (2 out of 2 patents)

6. Shinsuke Takahashi (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 7925040 - Speaker (2011-04-12),

2. 7890965 - Disk carrying device for use with a small diameter disk or a large diameter disk (2011-02-15),

3. 7864976 - Speaker (2011-01-04),

4. 7792318 - Speaker (2010-09-07),

5. 7559068 - Disk carrying device with guide base and arm roller (2009-07-07),

6. 7353523 - Disk guide device with turnable guide lever (2008-04-01),

7. 7272838 - Loading mechanism of a disk drive (2007-09-18),

Company Overview

Nidec Pigeon Corporation, also known as Nidec Sankyo, is a leading manufacturer of precision motors, actuators, and precision motors for office automation equipment, automotive components, and industrial applications. With a commitment to innovation and quality, Nidec Pigeon Corporation serves a diverse range of industries with cutting-edge technology and reliable solutions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

7 Patents

#158 in

#5,459 in Japan

JP

Nidec Pigeon Corporation

Forward Citations = 7

6 inventors:

Kunio Kido (4 out of 28 patents)

Kenji Yokoyama (3 out of 60 patents)

Akinori Ushikoshi (3 out of 4 patents)

4. Hideo Kitazawa (2 out of 3 patents)

5. Takamasa Kaneko (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nidec Pigeon Corporation. Retrieved from https://idiyas.com/company/nidec-pigeon

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]