Growing community of inventors

Kobe, Japan

Yasufumi Handa

Average Co-Inventor Count = 3.00

ph-index = 3

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 = 52

Yasufumi Handa ↔ Kiyohiro Saito (4 patents)Yasufumi Handa ↔ Yoshiyuki Murakami (4 patents)Yasufumi HandaYasufumi Handa (4 patents)Kiyohiro SaitoKiyohiro Saito (15 patents)Yoshiyuki MurakamiYoshiyuki Murakami (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Asics Corporation (4 from 509 patents)


4 patents:

1. D342151 - Spike for a shoe

2. D341702 - Spike for a shoe

3. D341704 - Spike for a shoe

4. D341480 - Spike for a shoe

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12/20/2025
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