Growing community of inventors

Shizuoka, Japan

Hiroyuki Usui

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 = 1

Hiroyuki Usui ↔ Yutaka Mutai (1 patent)Hiroyuki UsuiHiroyuki Usui (1 patent)Yutaka MutaiYutaka Mutai (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Tjm Design Corporation (1 from 10 patents)

2. Patent Island Corp. (1 from 1 patent)


1 patent:

1. 10710397 - Line drawing tool

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as of
1/7/2026
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