Growing community of inventors

Tokyo, Japan

Junji Okayama

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 = 0

Junji OkayamaKeisuke Tagawa (1 patent)Junji OkayamaJunji Okayama (1 patent)Keisuke TagawaKeisuke Tagawa (2 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Dena Co., Ltd. (1 from 166 patents)


1 patent:

1. 9180375 - Server device and non-transitory computer-readable record medium

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as of
12/10/2025
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