Growing community of inventors

Tomakomai, Japan

Akira Yokoyama

Average Co-Inventor Count = 4.00

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 = 11

Akira Yokoyama ↔ Shuji Kawasaki (1 patent)Akira Yokoyama ↔ Naomichi Otani (1 patent)Akira Yokoyama ↔ Kazuo Yamaguchi (1 patent)Akira YokoyamaAkira Yokoyama (1 patent)Shuji KawasakiShuji Kawasaki (4 patents)Naomichi OtaniNaomichi Otani (1 patent)Kazuo YamaguchiKazuo Yamaguchi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Bbf Yamate Corporation (1 from 4 patents)

2. Toyota Jidousha Hokkaidou Kabushikikaisha (1 from 1 patent)


1 patent:

1. 6962522 - Barrel polishing device

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as of
12/20/2025
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