Growing community of inventors

Mobara, Japan

Shimada Shizuo

Average Co-Inventor Count = 6.00

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

Shimada Shizuo ↔ Nobuyuki Fukazawa (1 patent)Shimada Shizuo ↔ Kengo Otsuka (1 patent)Shimada Shizuo ↔ Fumiaki Ikeda (1 patent)Shimada Shizuo ↔ Yukio Miyama (1 patent)Shimada Shizuo ↔ Tatsuo Kaiho (1 patent)Shimada ShizuoShimada Shizuo (1 patent)Nobuyuki FukazawaNobuyuki Fukazawa (22 patents)Kengo OtsukaKengo Otsuka (10 patents)Fumiaki IkedaFumiaki Ikeda (4 patents)Yukio MiyamaYukio Miyama (4 patents)Tatsuo KaihoTatsuo Kaiho (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsui Toatsu Chemicals, Incorporated (1 from 1,379 patents)


1 patent:

1. 5232923 - Catechol derivatives and pharmaceutical preparations containing same

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1/23/2026
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