Growing community of inventors

Hitachi, Japan

Otane Hitomi

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 = 29

Otane Hitomi ↔ Fumito Nakajima (1 patent)Otane Hitomi ↔ Masato Takeuchi (1 patent)Otane Hitomi ↔ Jinichi Imahashi (1 patent)Otane Hitomi ↔ Shigeo Uno (1 patent)Otane Hitomi ↔ Toshikatsu Mori (1 patent)Otane HitomiOtane Hitomi (1 patent)Fumito NakajimaFumito Nakajima (38 patents)Masato TakeuchiMasato Takeuchi (21 patents)Jinichi ImahashiJinichi Imahashi (19 patents)Shigeo UnoShigeo Uno (17 patents)Toshikatsu MoriToshikatsu Mori (10 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi, Ltd. (1 from 42,526 patents)


1 patent:

1. 4107272 - Process for removing nitrogen oxides using ammonia as a reductant and

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1/18/2026
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