Growing community of inventors

Tokyo, Japan

Ryoujyu Narikawa

Average Co-Inventor Count = 5.00

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

Ryoujyu Narikawa ↔ Ken Sugimoto (1 patent)Ryoujyu Narikawa ↔ Shinichi Ikeda (1 patent)Ryoujyu Narikawa ↔ Yoshinobu Miyabe (1 patent)Ryoujyu Narikawa ↔ Kouta Kagimoto (1 patent)Ryoujyu NarikawaRyoujyu Narikawa (1 patent)Ken SugimotoKen Sugimoto (21 patents)Shinichi IkedaShinichi Ikeda (17 patents)Yoshinobu MiyabeYoshinobu Miyabe (3 patents)Kouta KagimotoKouta Kagimoto (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsubishi Gas Chemical Company, Inc. (1 from 2,247 patents)


1 patent:

1. 11077424 - Oxygen scavenger composition

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12/27/2025
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