Growing community of inventors

Komae, Japan

Yasuo Yamada

Average Co-Inventor Count = 5.00

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 = 0

Yasuo Yamada ↔ Katsumi Sakai (1 patent)Yasuo Yamada ↔ Hiroshi Nakajima (1 patent)Yasuo Yamada ↔ Riitiro Iwaki (1 patent)Yasuo Yamada ↔ Katsuki Taoka (1 patent)Yasuo YamadaYasuo Yamada (1 patent)Katsumi SakaiKatsumi Sakai (3 patents)Hiroshi NakajimaHiroshi Nakajima (3 patents)Riitiro IwakiRiitiro Iwaki (1 patent)Katsuki TaokaKatsuki Taoka (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippon Chemiphar Co., Ltd. (1 from 132 patents)

2. Fuji Chemical Industry Co., Ltd. (1 from 25 patents)


1 patent:

1. 3948899 - .alpha.-Cyanobenzylpiperazines and a process for producing the same

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12/10/2025
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