% Expired Patents = 44.4

Trademarks = 3

Forward Citations = 165

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11 inventors (with patents filed for the assignee):

Masayuki Kobayashi (2 out of 36 patents)

Takashi Kitao (2 out of 17 patents)

Atsushi Horigami (2 out of 6 patents)

4. Shinji Morimitsu (2 out of 2 patents)

5. Tomohiro Maeyama (2 out of 2 patents)

6. Yasushi Sakano (2 out of 2 patents)

7. Jun Nishizawa (2 out of 2 patents)

8. Hideo Kojima (1 out of 10 patents)

9. Sadaaki Kaneyoshi (1 out of 1 patent)

10. Shigeo Okajima (1 out of 1 patent)

11. Kenichirou Shigeno (1 out of 1 patent)

9 patents: Sort by Forward Citations

1. 7635300 - Damage control game program and game machine (2009-12-22),

2. 7245298 - Game system, image drawing method for game system, and computer-readable storage medium storing game program (2007-07-17),

3. 6835136 - Game system, computer readable storage medium storing game program and image displaying method (2004-12-28),

4. 6831656 - Game system and computer readable storage medium storing game program (2004-12-14),

5. 6803911 - Image expression method and program used therefor (2004-10-12),

6. 6688981 - Game system, judgment table producing method, and computer-readable storage medium carrying game program (2004-02-10),

7. 6680734 - Game system, imaging method in the game system, and computer readable storage medium having game program stored therein (2004-01-20),

8. 6585599 - Game system and computer readable storage medium with reduced waiting period between selection and start of action of player character (2003-07-01),

9. 6398650 - Game system, game progress control method, and computer-readable storage medium with a stored game program (2002-06-04),

Company Overview

Konami Computer Entertainment Japan, Inc. is a leading developer and publisher of video games and entertainment content. With a focus on innovative gameplay and cutting-edge technology, Konami has produced hit titles such as Metal Gear Solid, Pro Evolution Soccer, and Yu-Gi-Oh! Trading Card Game. The company is committed to delivering high-quality gaming experiences for players around the world.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

9 Patents

#2,022 in Tokyo

#4,704 in Japan

Tokyo, Japan

Konami Computer Entertainment Japan, Inc.

Forward Citations = 165

11 inventors:

Masayuki Kobayashi (2 out of 36 patents)

Takashi Kitao (2 out of 17 patents)

Atsushi Horigami (2 out of 6 patents)

4. Shinji Morimitsu (2 out of 2 patents)

5. Tomohiro Maeyama (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Konami Computer Entertainment Japan, Inc.. Retrieved from https://idiyas.com/company/konami-computer-entertainment-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]