Growing community of inventors

Tokyo, Japan

Norifumi Ohtsuka

Average Co-Inventor Count = 9.00

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 = 13

Norifumi Ohtsuka ↔ Shinsuke Morikawa (1 patent)Norifumi Ohtsuka ↔ Akira Sekiya (1 patent)Norifumi Ohtsuka ↔ Yasuhisa Furutaka (1 patent)Norifumi Ohtsuka ↔ Masami Iwasaki (1 patent)Norifumi Ohtsuka ↔ Tetsuya Takagaki (1 patent)Norifumi Ohtsuka ↔ Yasuo Hibino (1 patent)Norifumi Ohtsuka ↔ Shunichi Yamashita (1 patent)Norifumi Ohtsuka ↔ Tsuyoshi Takaichi (1 patent)Norifumi OhtsukaNorifumi Ohtsuka (1 patent)Shinsuke MorikawaShinsuke Morikawa (16 patents)Akira SekiyaAkira Sekiya (14 patents)Yasuhisa FurutakaYasuhisa Furutaka (11 patents)Masami IwasakiMasami Iwasaki (6 patents)Tetsuya TakagakiTetsuya Takagaki (3 patents)Yasuo HibinoYasuo Hibino (1 patent)Shunichi YamashitaShunichi Yamashita (1 patent)Tsuyoshi TakaichiTsuyoshi Takaichi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,912 patents)


1 patent:

1. 6514425 - Dry etching gas

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