Growing community of inventors

Kyoto, Japan

Ryoji Kawashima

Average Co-Inventor Count = 3.00

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 = 20

Ryoji KawashimaTakayoshi Masuda (1 patent)Ryoji KawashimaAkira Usagawa (1 patent)Ryoji KawashimaRyoji Kawashima (1 patent)Takayoshi MasudaTakayoshi Masuda (12 patents)Akira UsagawaAkira Usagawa (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsui Toatsu Chemicals, Incorporated (1 from 1,379 patents)


1 patent:

1. 4496547 - Saccharide fatty acid ester for bloat-prevention or bloat-treatment

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1/3/2026
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