Growing community of inventors

Tokyo, Japan

Taku Kojo

Average Co-Inventor Count = 1.20

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 5

Taku KojoKazuyoshi Shiobara (2 patents)Taku KojoTaku Kojo (6 patents)Kazuyoshi ShiobaraKazuyoshi Shiobara (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Dena Co., Ltd. (6 from 166 patents)


6 patents:

1. 9333434 - Collaborative network game using player rankings

2. 9289690 - Computing of social game

3. 9017166 - Matching network game players by giving the perception of being the first to request participation

4. 8845407 - Device for providing a game

5. 8834275 - Computing of social game

6. 8795044 - Device for providing a game

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as of
12/24/2025
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