Growing community of inventors

Osaka, Japan

Mariko Yamaguchi

Average Co-Inventor Count = 1.60

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 = 38

Mariko YamaguchiRie Shirai (2 patents)Mariko YamaguchiKumiko Nitta (1 patent)Mariko YamaguchiMariko Yamaguchi (4 patents)Rie ShiraiRie Shirai (5 patents)Kumiko NittaKumiko Nitta (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Clover Mfg. Co., Ltd. (4 from 137 patents)


4 patents:

1. 9506171 - Bead weaving tool

2. 9243358 - Guiding tool for sewing machine and set of guiding tool and ruled sheet

3. D737340 - Motif making tool

4. D737341 - Motif making tool

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as of
12/12/2025
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