Growing community of inventors

Tokyo, Japan

Kouhei Okinaka

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

Kouhei OkinakaMaya Saito (2 patents)Kouhei OkinakaKouhei Okinaka (2 patents)Maya SaitoMaya Saito (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nec Corporation (2 from 35,689 patents)


2 patents:

1. 12499724 - Entry control apparatus, entry control system, entry control method, and non-transitory computer-readable medium

2. 12260696 - History management apparatus, history management system, history management method, and non-transitory computer-readable medium

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12/19/2025
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