Growing community of inventors

Ibaraki, Japan

Takafumi Itoh

Average Co-Inventor Count = 2.00

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 = 3

Takafumi Itoh ↔ Yoshinori Ishizawa (28 patents)Takafumi Itoh ↔ Rui Akiba (1 patent)Takafumi Itoh ↔ Takashi Kawamata (1 patent)Takafumi Itoh ↔ Hiroyuki Hasegawa (0 patent)Takafumi Itoh ↔ Shigeru Takahashi (0 patent)Takafumi Itoh ↔ Jyunichi Suzuki (0 patent)Takafumi ItohTakafumi Itoh (1 patent)Yoshinori IshizawaYoshinori Ishizawa (28 patents)Rui AkibaRui Akiba (16 patents)Takashi KawamataTakashi Kawamata (1 patent)Hiroyuki HasegawaHiroyuki Hasegawa (0 patent)Shigeru TakahashiShigeru Takahashi (0 patent)Jyunichi SuzukiJyunichi Suzuki (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Koki Holdings Co., Ltd. (1 from 209 patents)


1 patent:

1. D867843 - Portable electric saw

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12/7/2025
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