Growing community of inventors

Hyogo, Japan

Koichi Tamura

Average Co-Inventor Count = 6.00

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 = 2

Koichi Tamura ↔ Akihiro Ando (1 patent)Koichi Tamura ↔ Arata Funasaka (1 patent)Koichi Tamura ↔ Yasuyuki Nishi (1 patent)Koichi Tamura ↔ Chikara Takebe (1 patent)Koichi Tamura ↔ Yoichi Tamaki (1 patent)Koichi TamuraKoichi Tamura (1 patent)Akihiro AndoAkihiro Ando (10 patents)Arata FunasakaArata Funasaka (5 patents)Yasuyuki NishiYasuyuki Nishi (4 patents)Chikara TakebeChikara Takebe (1 patent)Yoichi TamakiYoichi Tamaki (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Shinmaywa Industries, Ltd. (1 from 51 patents)


1 patent:

1. 7837431 - Impeller and sewage treatment pump including the same

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as of
1/7/2026
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