Growing community of inventors

Tokyo, Japan

Norio Sekikawa

Average Co-Inventor Count = 5.00

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

Norio Sekikawa ↔ Masaru Uno (1 patent)Norio Sekikawa ↔ Akira Yamaguchi (1 patent)Norio Sekikawa ↔ Kenji Matsuzaki (1 patent)Norio Sekikawa ↔ Fumio Arai (1 patent)Norio SekikawaNorio Sekikawa (1 patent)Masaru UnoMasaru Uno (6 patents)Akira YamaguchiAkira Yamaguchi (2 patents)Kenji MatsuzakiKenji Matsuzaki (1 patent)Fumio AraiFumio Arai (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sumitomo Seika Chemicals Co., Ltd. (1 from 301 patents)


1 patent:

1. 5183484 - Process for removal of water in raw material mixed gas

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as of
12/17/2025
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