Growing community of inventors

Shizuoka, Japan

Shigeru Itai

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 = 0

Shigeru Itai ↔ Tomio Yamakawa (1 patent)Shigeru Itai ↔ Masuharu Hirano (1 patent)Shigeru Itai ↔ Shuji Noguchi (1 patent)Shigeru Itai ↔ Takashi Ohta (1 patent)Shigeru Itai ↔ Yasunori Iwao (1 patent)Shigeru ItaiShigeru Itai (1 patent)Tomio YamakawaTomio Yamakawa (24 patents)Masuharu HiranoMasuharu Hirano (4 patents)Shuji NoguchiShuji Noguchi (1 patent)Takashi OhtaTakashi Ohta (1 patent)Yasunori IwaoYasunori Iwao (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

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

2. Shizuoka Prefectural University Corporation (1 from 6 patents)


1 patent:

1. 11234984 - Solid dispersion

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as of
12/5/2025
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