Growing community of inventors

Ichihara, Japan

Shuuichi Hirano

Average Co-Inventor Count = 6.00

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 = 1

Shuuichi Hirano ↔ Seiji Ishikawa (1 patent)Shuuichi Hirano ↔ Yukio Matsumoto (1 patent)Shuuichi Hirano ↔ Tutomu Kaibara (1 patent)Shuuichi Hirano ↔ Takuo Morishige (1 patent)Shuuichi Hirano ↔ Kenji Sugiyama (1 patent)Shuuichi HiranoShuuichi Hirano (1 patent)Seiji IshikawaSeiji Ishikawa (10 patents)Yukio MatsumotoYukio Matsumoto (3 patents)Tutomu KaibaraTutomu Kaibara (1 patent)Takuo MorishigeTakuo Morishige (1 patent)Kenji SugiyamaKenji Sugiyama (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ube Industries, Inc. (1 from 1,432 patents)

2. Seibu Oil Co., Ltd. (1 from 2 patents)


1 patent:

1. 4759839 - Process for producing pitch useful as raw material for carbon fibers

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as of
12/14/2025
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