EPO Patents = 14

Forward Citations = 189

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4 inventors (with patents filed for the assignee):

Katsuaki Minami (14 out of 14 patents)

Satoshi Kumagai (4 out of 4 patents)

Takao Hamuro (4 out of 4 patents)

4. Hideki Nagahara (4 out of 4 patents)

5. Satoshi c/o Miyama Inc Sakaguchi (0 patent)

6. Katsuaki c/o Miyama Inc Minami (0 patent)

15 patents: Sort by Forward Citations

1. 10170894 - Multipoint ignition device and multipoint ignition engine (2019-01-01),

2. 10084290 - Multipoint ignition device and multipoint ignition engine (2018-09-25),

3. 10054100 - Multipoint spark plug and multipoint ignition engine (2018-08-21),

4. 9742160 - Multipoint spark plug and multipoint spark plug manufacturing method (2017-08-22),

5. 7661402 - Multipoint ignition engine (2010-02-16),

6. 7448356 - Multipoint ignition device (2008-11-11),

7. 7441540 - Multipoint ignition device (2008-10-28),

8. 7441539 - Multipoint ignition device (2008-10-28),

9. 7441526 - Multipoint ignition device (2008-10-28),

10. 7072762 - Evaluation system for vehicle operating conditions and evaluation method thereof (2006-07-04),

11. 7024306 - Evaluation system for vehicle operating conditions and evaluation method thereof (2006-04-04),

12. 6985804 - Evaluation system for vehicle operating conditions (2006-01-10),

13. 6813550 - Fuel-efficient vehicle and control method thereof (2004-11-02),

14. 6694806 - Vehicle state analysis system and its analysis method (2004-02-24),

15. 6694245 - Vehicle state analysis system and its analysis method (2004-02-17),

Company Overview

Miyama, Inc. is a Japanese company based in Nagano, specializing in the development and manufacturing of advanced materials and components for various industries. The organization focuses on innovative solutions in fields such as electronics, automotive, and precision engineering. With a commitment to quality and technological advancement, Miyama plays a significant role in enhancing product performance and reliability, catering to both domestic and international markets.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

15 Patents

#52 in Nagano

#3,447 in Japan

#39,959 in the World

Nagano, Japan

Miyama, Inc.

Forward Citations = 189

4 inventors:

Katsuaki Minami (14 out of 14 patents)

Satoshi Kumagai (4 out of 4 patents)

Takao Hamuro (4 out of 4 patents)

4. Hideki Nagahara (4 out of 4 patents)

5. Satoshi c/o Miyama Inc Sakaguchi (0 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Miyama, Inc.. Retrieved from https://idiyas.com/company/miyama

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]

14 patents (EPO):

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]