Growing community of inventors

Kamakura, Japan

Makoto Echigojima

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 = 0

Makoto Echigojima ↔ Junichi Tanaka (2 patents)Makoto Echigojima ↔ Takashi Orita (2 patents)Makoto EchigojimaMakoto Echigojima (2 patents)Junichi TanakaJunichi Tanaka (8 patents)Takashi OritaTakashi Orita (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippon Sanso Corporation (2 from 182 patents)


2 patents:

1. 6966346 - Gas supply apparatus and gas supply method

2. 6789583 - Gas supply apparatus and gas supply method

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as of
12/19/2025
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