Growing community of inventors

Shiga, Japan

Shigeo Hirano

Average Co-Inventor Count = 2.86

ph-index = 2

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 = 63

Shigeo HiranoYutaka Tani (2 patents)Shigeo HiranoHiroshi Watanabe (1 patent)Shigeo HiranoAkira Mizuno (1 patent)Shigeo HiranoToshio Imai (1 patent)Shigeo HiranoShigeo Hirano (2 patents)Yutaka TaniYutaka Tani (2 patents)Hiroshi WatanabeHiroshi Watanabe (16 patents)Akira MizunoAkira Mizuno (6 patents)Toshio ImaiToshio Imai (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Matsushita Electric Industrial Co., Ltd. (2 from 27,375 patents)


2 patents:

1. 7081031 - Method of producing plasma display devices

2. 5971566 - Plasma display device and its manufacturing method

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12/16/2025
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