Growing community of inventors

Koganei, Japan

Tatsuo Nakahama

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 = 1

Tatsuo NakahamaShinro Mashiko (2 patents)Tatsuo NakahamaHideki Miki (2 patents)Tatsuo NakahamaShiyoshi Yokoyama (2 patents)Tatsuo NakahamaTatsuo Nakahama (2 patents)Shinro MashikoShinro Mashiko (9 patents)Hideki MikiHideki Miki (2 patents)Shiyoshi YokoyamaShiyoshi Yokoyama (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. National Institute of Information and Communications Technology, Incorporated Administrative Agency (1 from 92 patents)

2. Communications Research Laboratory, Independent Administrative Institution (1 from 27 patents)


2 patents:

1. 7205428 - Thioether derivatives, their method for production and use

2. 6630578 - Thioether derivatives, their method for production and use

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as of
12/7/2025
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