% Expired Patents = 100.0

Forward Citations = 17

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5 inventors (with patents filed for the assignee):

Tetsu Sumita (7 out of 7 patents)

Tetsuo Maruyama (6 out of 24 patents)

Kazuhiro Fukuda (3 out of 30 patents)

4. Kaori Wada (3 out of 3 patents)

5. Tomoki Shirakawa (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 8782806 - Content usage managing apparatus, content usage managing method and program (2014-07-15),

2. 8732762 - Information providing apparatus, information acquisition terminal, broadcast reception terminal, information providing system, information providing method and program (2014-05-20),

3. 8434106 - Information processing system, server device, information processing method, and program (2013-04-30),

4. 8365226 - Information providing apparatus, broadcast receiving terminal, information providing system, information providing method, and program (2013-01-29),

5. 8250594 - Information providing device, information acquisition terminal, broadcast receiving terminal, information providing system, information providing method, and program (2012-08-21),

6. 8082098 - Information supplying system, apparatus mounted in vehicle, information supplying server, program, and information processing method (2011-12-20),

7. 7908171 - Information providing system and information providing method for providing advertisement information based on keywords associated with content (2011-03-15),

Company Overview

Plat-ease Corporation is a leading provider of innovative electronic solutions for the industrial sector. With a focus on efficiency and reliability, our products help businesses streamline their operations and maximize productivity. Our team of experienced professionals is dedicated to delivering high-quality solutions that meet the unique needs of our clients. From custom circuit design to industrial automation systems, Plat-ease Corporation has the expertise to make your vision a reality.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

7 Patents

#158 in

#5,450 in Japan

JP

Plat-Ease Corporation

Forward Citations = 17

5 inventors:

Tetsu Sumita (7 out of 7 patents)

Tetsuo Maruyama (6 out of 24 patents)

Kazuhiro Fukuda (3 out of 30 patents)

4. Kaori Wada (3 out of 3 patents)

5. Tomoki Shirakawa (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Plat-Ease Corporation. Retrieved from https://idiyas.com/company/plat-ease

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]