Growing community of inventors

Kumagaya, Japan

Eiichi Kofune

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 = 12

Eiichi Kofune ↔ Katsuya Kobayashi (1 patent)Eiichi Kofune ↔ Hideaki Shimizu (1 patent)Eiichi Kofune ↔ Haruhisa Saitoh (1 patent)Eiichi KofuneEiichi Kofune (1 patent)Katsuya KobayashiKatsuya Kobayashi (9 patents)Hideaki ShimizuHideaki Shimizu (2 patents)Haruhisa SaitohHaruhisa Saitoh (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi Metals, Ltd. (1 from 2,333 patents)


1 patent:

1. 4587022 - Process for dewatering sludge

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12/15/2025
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