Growing community of inventors

Kurobe, Japan

Chika Nakayama

Average Co-Inventor Count = 4.00

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 = 56

Chika Nakayama ↔ Miyuki Ohgaku (8 patents)Chika Nakayama ↔ Miyako Tamura (8 patents)Chika Nakayama ↔ Yukako Nakamura (8 patents)Chika NakayamaChika Nakayama (8 patents)Miyuki OhgakuMiyuki Ohgaku (18 patents)Miyako TamuraMiyako Tamura (14 patents)Yukako NakamuraYukako Nakamura (11 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ykk Corporation (8 from 1,383 patents)


8 patents:

1. D559732 - Pull tab for a slide fastener slider

2. D559149 - Pull tab for a slide fastener slider

3. D559150 - Pull tab for a slide fastener slider

4. D559151 - Pull tab for a slide fastener slider

5. D557627 - Pull tab for a slide fastener slider

6. D557633 - Pull tab for a slide fastener slider

7. D557635 - Pull tab for a slide fastener slider

8. D557634 - Pull tab for a slide fastener slider

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idiyas.com
as of
12/20/2025
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