Growing community of inventors

Tokyo, Japan

Kana Doumoto

Average Co-Inventor Count = 2.00

ph-index = 2

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 = 61

Kana Doumoto ↔ Naoki Yamaguchi (1 patent)Kana Doumoto ↔ Chiyong Kim (1 patent)Kana DoumotoKana Doumoto (2 patents)Naoki YamaguchiNaoki Yamaguchi (23 patents)Chiyong KimChiyong Kim (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Panasonic Corporation (2 from 16,453 patents)


2 patents:

1. D689697 - Electric toothbrush with cap

2. D687226 - Electric toothbrush with cap

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as of
1/5/2026
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