Growing community of inventors

Chiba, Japan

Takio Ejima

Average Co-Inventor Count = 1.08

ph-index = 6

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 = 79

Takio EjimaHirokazu Matsuoka (1 patent)Takio EjimaTakio Ejima (7 patents)Hirokazu MatsuokaHirokazu Matsuoka (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Takara Co., Ltd. (4 from 329 patents)

2. Tomy Company, Ltd. (3 from 576 patents)


7 patents:

1. 9737824 - Input device

2. 8066542 - Transformable toy

3. 8011992 - Transformable toy

4. 6790398 - Elastic doll and method for manufacturing same

5. 5295889 - Magnetically jointed toy for emitting stimuli

6. 5277643 - Connectable toy

7. 5261852 - Shooting device for toy

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as of
12/13/2025
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