Growing community of inventors

Niigata, Japan

Ryuji Sugai

Average Co-Inventor Count = 4.00

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 = 7

Ryuji Sugai ↔ Osamu Kondo (1 patent)Ryuji Sugai ↔ Yuki Motoyama (1 patent)Ryuji Sugai ↔ Shu Yoshida (1 patent)Ryuji SugaiRyuji Sugai (1 patent)Osamu KondoOsamu Kondo (61 patents)Yuki MotoyamaYuki Motoyama (18 patents)Shu YoshidaShu Yoshida (14 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsubishi Gas Chemical Company, Inc. (1 from 2,247 patents)


1 patent:

1. 5426244 - Method for preparing dihydric phenols

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as of
12/26/2025
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