% Expired Patents = 100.0

EPO Patents = 1

Forward Citations = 42

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9 inventors (with patents filed for the assignee):

Makoto Takeuchi (4 out of 117 patents)

Katsumi Koike (2 out of 3 patents)

Akinori Mogami (2 out of 11 patents)

4. Tetsuya Kume (1 out of 7 patents)

5. Yasuyuki Higaonna (1 out of 6 patents)

6. Yasunari Iwata (1 out of 6 patents)

7. Michio Okamura (1 out of 31 patents)

8. Masaaki Yamagishi (1 out of 6 patents)

9. Takamichi Maruyama (1 out of 2 patents)

5 patents: Sort by Forward Citations

1. 8785048 - Carbonaceous material for electric double layer capacitor, electric double layer capacitor and process for producing carbonaceous material (2014-07-22),

2. 7273597 - Carbon material and method of making same (2007-09-25),

3. 7180725 - Electric double-layer capacitor (2007-02-20),

4. 7141230 - Method of removing residual active oxy-hydrogens (2006-11-28),

5. 6885170 - Connection-switched capacitor storage system (2005-04-26),

Company Overview

Advanced Capacitor Technologies, Inc. is a leading manufacturer of high-quality capacitors for various industries. With a focus on innovation and excellence, we provide cutting-edge solutions to meet the unique needs of our customers. Our products are known for their reliability, durability, and superior performance, making us a trusted partner in the capacitor industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#1 in Akishima

#6,652 in Japan

Akishima, Japan

Advanced Capacitor Technologies, Inc.

Forward Citations = 42

9 inventors:

Makoto Takeuchi (4 out of 117 patents)

Katsumi Koike (2 out of 3 patents)

Akinori Mogami (2 out of 11 patents)

4. Tetsuya Kume (1 out of 7 patents)

5. Yasuyuki Higaonna (1 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Advanced Capacitor Technologies, Inc.. Retrieved from https://idiyas.com/company/advanced-capacitor-technologies

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]

1 patent (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]