Growing community of inventors

Kanagawa, Japan

Toyomi Matuda

Average Co-Inventor Count = 2.00

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 = 15

Toyomi MatudaSeiji Ishizuka (1 patent)Toyomi MatudaToyomi Matuda (1 patent)Seiji IshizukaSeiji Ishizuka (14 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fuji Photo Film Company, Limited (1 from 16,458 patents)


1 patent:

1. 4974533 - Coating apparatus

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1/22/2026
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