Growing community of inventors

Takatsuki, Japan

Tatsuaki Iwai

Average Co-Inventor Count = 3.00

ph-index = 1

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 = 26

Tatsuaki Iwai ↔ Naomi Yokosuka (1 patent)Tatsuaki Iwai ↔ Katsushi Ebisudani (1 patent)Tatsuaki IwaiTatsuaki Iwai (1 patent)Naomi YokosukaNaomi Yokosuka (2 patents)Katsushi EbisudaniKatsushi Ebisudani (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toray Monofilament Co., Ltd. (1 from 3 patents)

2. Sunstar Kabushiki (1 from 1 patent)

3. Naomi Yokosuka (0 patent)

4. Katsushi Ebisudani (0 patent)

5. Tatsuaki Iwai (0 patent)


1 patent:

1. 5633083 - Toothbrush

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as of
12/17/2025
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