Growing community of inventors

Aichi, Japan

Takahumi Ichikawa

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 = 7

Takahumi IchikawaKazuhisa Kubota (1 patent)Takahumi IchikawaShigeo Mizuno (1 patent)Takahumi IchikawaTakahumi Ichikawa (1 patent)Kazuhisa KubotaKazuhisa Kubota (13 patents)Shigeo MizunoShigeo Mizuno (12 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kabushiki Kaisha Tokai Rika Denki Seisakusho (1 from 2,005 patents)


1 patent:

1. 4547636 - Slidable contact assembly

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1/10/2026
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