Growing community of inventors

Tokyo, Japan

Akira Ooka

Average Co-Inventor Count = 2.40

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

Akira OokaTakahide Arao (2 patents)Akira OokaMitsuru Amami (1 patent)Akira OokaAkira Ooka (2 patents)Takahide AraoTakahide Arao (3 patents)Mitsuru AmamiMitsuru Amami (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Broadleaf Co., Ltd. (2 from 5 patents)


2 patents:

1. 11068831 - Work analysis assistance device, work analysis assistance method, computer program, and information storage medium

2. 10692222 - Work analysis device, work analysis method, program and information storage medium

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as of
12/12/2025
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