Growing community of inventors

Hitachi, Japan

Sigeoki Nishimura

Average Co-Inventor Count = 7.00

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 = 4

Sigeoki Nishimura ↔ Toshio Ogawa (1 patent)Sigeoki Nishimura ↔ Sankichi Takahashi (1 patent)Sigeoki Nishimura ↔ Katsuya Ebara (1 patent)Sigeoki Nishimura ↔ Toshio Sawa (1 patent)Sigeoki Nishimura ↔ Seiichi Kikkawa (1 patent)Sigeoki Nishimura ↔ Shinji Komori (1 patent)Sigeoki NishimuraSigeoki Nishimura (1 patent)Toshio OgawaToshio Ogawa (100 patents)Sankichi TakahashiSankichi Takahashi (34 patents)Katsuya EbaraKatsuya Ebara (21 patents)Toshio SawaToshio Sawa (15 patents)Seiichi KikkawaSeiichi Kikkawa (5 patents)Shinji KomoriShinji Komori (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi, Ltd. and Hitachi Plant Engineering and Construction Co., Ltd. (1 from 1 patent)


1 patent:

1. 4080289 - Apparatus for treating waste water or solution

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as of
12/27/2025
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