Forward Citations = 1

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2 inventors (with patents filed for the assignee):

Yu Tanaka (1 out of 2 patents)

Shigeyuki Akiyama (1 out of 15 patents)

1 patent: Sort by Forward Citations

1. 10379039 - NDIR gas sensor, gas analyzer, photosynthesis rate measuring apparatus, and photosynthesis rate measuring method (2019-08-13),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

1 Patents

#374 in Kyoto 615-0031

#15,759 in Japan

Kyoto, Japan

Masa International Corp.

Forward Citations = 1

2 inventors:

Yu Tanaka (1 out of 2 patents)

Shigeyuki Akiyama (1 out of 15 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Masa International Corp.. Retrieved from https://idiyas.com/company/masa-international

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]