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Junichi Akiyama

This inventor holds 4 USPTO granted patents. Top assignee: Ngk Spark Plug Company, Limited. Active years: 2005-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Junichi Akiyama. Retrieved from https://idiyas.com/inventor/junichi-akiyama-1ba955sz

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

Calculating rank

USPTO Granted Patents = 4

% Patents Active = 25.0

Average Co-Inventor Count = 2.2

ph-index = 4

Forward Citations = 257(Granted Patents)

Company Filing History:

Ngk Spark Plug Company, Limited

Years Active: 2005-2007

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7306657 - Oxygen concentrating apparatus (2007-12-11),

2. 7077133 - Oxygen enriching apparatus, controller, and recording medium (2006-07-18),

3. 7017575 - Oxygen supply apparatus, controller for the oxygen supply apparatus, and recording medium for the controller (2006-03-28),

4. 6837244 - Oxygen enriching apparatus, controller for the oxygen enriching apparatus, and recording medium for the controller (2005-01-04),

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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