Growing community of inventors

Niigata-ken, Japan

Masataka Itoh

Average Co-Inventor Count = 2.00

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 = 22

Masataka ItohMasanori Kageyama (3 patents)Masataka ItohMasataka Itoh (3 patents)Masanori KageyamaMasanori Kageyama (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Aderans Company Limited (3 from 53 patents)


3 patents:

1. 6298861 - Wig stopper and wig stopper fitting sheet

2. D414002 - Clip for a wig or hairpiece

3. D406398 - Clip for a wig or hairpiece

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as of
1/7/2026
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