Growing community of inventors

Tokyo, Japan

Shigeru Akiyama

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

Shigeru Akiyama ↔ Yoshio Kaneko (1 patent)Shigeru AkiyamaShigeru Akiyama (1 patent)Yoshio KanekoYoshio Kaneko (15 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Shimizu Construction Co., Ltd. (1 from 116 patents)


1 patent:

1. 5321925 - Multistory building

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as of
12/9/2025
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