Growing community of inventors

Ibaraki, Japan

Masumi Ogasawara

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 = 13

Masumi Ogasawara ↔ Minoru Kakuda (1 patent)Masumi Ogasawara ↔ Ryuji Sotoaka (1 patent)Masumi Ogasawara ↔ Fukusaburo Ishihara (1 patent)Masumi Ogasawara ↔ Takuro Ishibashi (1 patent)Masumi Ogasawara ↔ Emi Higashiizumi (1 patent)Masumi Ogasawara ↔ Kouzo Ishibashi (1 patent)Masumi OgasawaraMasumi Ogasawara (1 patent)Minoru KakudaMinoru Kakuda (16 patents)Ryuji SotoakaRyuji Sotoaka (8 patents)Fukusaburo IshiharaFukusaburo Ishihara (4 patents)Takuro IshibashiTakuro Ishibashi (3 patents)Emi HigashiizumiEmi Higashiizumi (1 patent)Kouzo IshibashiKouzo Ishibashi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsubishi Gas Chemical Company, Inc. (1 from 2,245 patents)


1 patent:

1. 6843981 - Tooth bleaching compositions and methods of bleaching discolored tooth

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as of
12/11/2025
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