Aera Japan Ltd.

Calculating rank

USPTO Granted Patents = 5

% Expired Patents = 20.0

Forward Citations = 65

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8 inventors (with patents filed for the assignee):

Masahiro Nambu (2 out of 2 patents)

Michio Yamaji (1 out of 142 patents)

Masahiko Nakazawa (1 out of 13 patents)

4. Hisashi Tanaka (1 out of 7 patents)

5. Ikuo Toki (1 out of 1 patent)

6. Katsuhisa Nagano (1 out of 1 patent)

7. Isamu Komiya (1 out of 1 patent)

8. Kazuo Tsukada (1 out of 2 patents)

5 patents: Sort by Forward Citations

1. 6604493 - Liquid material vaporizing and feeding apparatus (2003-08-12),

2. 6237635 - Exhauster pressure control system (2001-05-29),

3. 6006701 - Vaporizer in a liquid material vaporizing and feeding apparatus (1999-12-28),

4. 5988210 - Flow control valve utilizing sonic nozzle (1999-11-23),

5. 5967489 - Fluid control apparatus (1999-10-19),

Company Overview

Aera Japan Ltd. is a leading provider of innovative technologies and solutions in the field of air quality management. With a strong focus on research and development, Aera Japan aims to deliver cutting-edge products that improve the quality of air for a wide range of industries and applications. From air filtration systems to environmental monitoring solutions, Aera Japan is committed to creating a healthier and more sustainable environment for all.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 10 2026

5 Patents

#2,729 in Tokyo

#6,672 in Japan

Tokyo, Japan

Aera Japan Ltd.

Forward Citations = 65

8 inventors:

Masahiro Nambu (2 out of 2 patents)

Michio Yamaji (1 out of 142 patents)

Masahiko Nakazawa (1 out of 13 patents)

4. Hisashi Tanaka (1 out of 7 patents)

5. Ikuo Toki (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Aera Japan Ltd.. Retrieved from https://idiyas.com/company/aera-japan

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]