Growing community of inventors

Tokyo, Japan

Ritsuko Ohno

Average Co-Inventor Count = 2.00

ph-index = 2

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 = 43

Ritsuko OhnoTakashi Echigo (2 patents)Ritsuko OhnoRitsuko Ohno (2 patents)Takashi EchigoTakashi Echigo (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Showa Denko K.k. (1 from 1,960 patents)

2. Sds Biotech K.k. (1 from 37 patents)


2 patents:

1. 6537546 - Process for macromolecularizing phenolic compounds etc. and use thereof

2. 6190891 - Process for producing high-molecular-weight phenolic compounds with myrothecium

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as of
12/12/2025
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