Growing community of inventors

Kasugai, Japan

Tomoyuki Shibata

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 = 3

Tomoyuki ShibataIkuo Tajima (1 patent)Tomoyuki ShibataTomoyuki Shibata (1 patent)Ikuo TajimaIkuo Tajima (56 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Tokai Industrial Sewing Machine Co., Ltd. (1 from 8 patents)


1 patent:

1. 5809918 - Sewing machine

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as of
12/11/2025
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