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Motojiro Tsuna

This inventor holds 5 USPTO granted patents and 1 published patent application. Top assignee: Minebea Mitsumi Inc.. Active years: 2018-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Motojiro Tsuna. Retrieved from https://idiyas.com/inventor/motojiro-tsuna

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

USPTO Granted Patents = 5 (Patent Applications = 1)

% Patents Active = 100.0

Average Co-Inventor Count = 2.1

ph-index = 1

Forward Citations = 1(Granted Patents)

Location History:

Miyota, JP (2018)
Nagano, JP (2021 - 2023)

Company Filing History:

Minebea Mitsumi Inc.

Years Active: 2018-2026

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12534681 - Rolling bearing, pivot assembly bearing, and disk drive apparatus (2026-01-27),

2. 12534680 - Grease composition, pivot assembly bearing, and bearing apparatus including the bearing (2026-01-27),

3. 11555161 - Grease composition for metal-resin lubrication (2023-01-17),

4. 11174450 - Grease composition for resin lubrication and sliding member having sliding surface made of resin (2021-11-16),

5. 10145417 - Grease composition-filled ball bearing, pivot assembly bearing including the ball bearing, and hard disk drive including the pivot assembly bearing (2018-12-04),

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]

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