Growing community of inventors

Tokyo, Japan

Kazuo Soma

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 = 5

Kazuo Soma ↔ Yasuie Mikami (1 patent)Kazuo Soma ↔ Ippo Takei (1 patent)Kazuo Soma ↔ Yasuo Morimoto (1 patent)Kazuo SomaKazuo Soma (1 patent)Yasuie MikamiYasuie Mikami (6 patents)Ippo TakeiIppo Takei (1 patent)Yasuo MorimotoYasuo Morimoto (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nittetsu Mining Co., Ltd. (1 from 43 patents)


1 patent:

1. 4039615 - Production of aluminum sulfate

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1/3/2026
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