Growing community of inventors

Fukushima-ken, Japan

Hisashi Takahashi

Average Co-Inventor Count = 4.00

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 = 0

Hisashi Takahashi ↔ Yuji Inada (1 patent)Hisashi Takahashi ↔ Kazuo Ueda (1 patent)Hisashi Takahashi ↔ Hideshi Takahashi (1 patent)Hisashi TakahashiHisashi Takahashi (1 patent)Yuji InadaYuji Inada (7 patents)Kazuo UedaKazuo Ueda (5 patents)Hideshi TakahashiHideshi Takahashi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Alps Electric Co., Ltd. (1 from 4,048 patents)


1 patent:

1. 7370418 - Method of manufacturing a sheet feed roller

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12/16/2025
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