Growing community of inventors

Tokyo, Japan

Ippo Takei

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

Ippo TakeiYasuie Mikami (1 patent)Ippo TakeiKazuo Soma (1 patent)Ippo TakeiYasuo Morimoto (1 patent)Ippo TakeiIppo Takei (1 patent)Yasuie MikamiYasuie Mikami (6 patents)Kazuo SomaKazuo Soma (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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