Growing community of inventors

Kanagawa, Japan

Sachiko Koyama

Average Co-Inventor Count = 5.00

ph-index = 4

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 = 51

Sachiko KoyamaTatsuya Sakata (11 patents)Sachiko KoyamaMakoto Miyashita (11 patents)Sachiko KoyamaToyoki Takahashi (11 patents)Sachiko KoyamaDaiki Adachi (11 patents)Sachiko KoyamaSachiko Koyama (11 patents)Tatsuya SakataTatsuya Sakata (31 patents)Makoto MiyashitaMakoto Miyashita (16 patents)Toyoki TakahashiToyoki Takahashi (12 patents)Daiki AdachiDaiki Adachi (11 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sony Corporation (11 from 58,131 patents)


11 patents:

1. 10067529 - Display device

2. 9960383 - Display device

3. 9609699 - Display device

4. 9609771 - Display device

5. 9066414 - Display device

6. 8542497 - Display device

7. 8493723 - Display device having cantilevered display unit

8. 7924560 - Display device

9. 7612991 - Display device

10. 7609507 - Display device

11. 7599174 - Display device

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as of
1/4/2026
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