Growing community of inventors

Tokyo, Japan

Masahiko Shibuya

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 = 2

Masahiko Shibuya ↔ Tsutomu Yoshida (1 patent)Masahiko Shibuya ↔ Yasuyuki Komatsu (1 patent)Masahiko Shibuya ↔ Noe Takehira (1 patent)Masahiko ShibuyaMasahiko Shibuya (1 patent)Tsutomu YoshidaTsutomu Yoshida (21 patents)Yasuyuki KomatsuYasuyuki Komatsu (4 patents)Noe TakehiraNoe Takehira (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Shell Oil Comapny (1 from 7,645 patents)


1 patent:

1. 7556727 - Kerosene composition

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12/9/2025
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