Growing community of inventors

Ibaraki, Japan

Hideo Kawai

Average Co-Inventor Count = 7.00

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 = 35

Hideo Kawai ↔ Yoshiharu Kitamura (1 patent)Hideo Kawai ↔ Takeo Hayashi (1 patent)Hideo Kawai ↔ Shigeru Kubo (1 patent)Hideo Kawai ↔ Sumiko Yamamoto (1 patent)Hideo Kawai ↔ Masahiko Ebina (1 patent)Hideo Kawai ↔ Yoshiyuki Akita (1 patent)Hideo KawaiHideo Kawai (1 patent)Yoshiharu KitamuraYoshiharu Kitamura (31 patents)Takeo HayashiTakeo Hayashi (10 patents)Shigeru KuboShigeru Kubo (1 patent)Sumiko YamamotoSumiko Yamamoto (1 patent)Masahiko EbinaMasahiko Ebina (1 patent)Yoshiyuki AkitaYoshiyuki Akita (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nhk Spring Co., Ltd. (1 from 1,233 patents)


1 patent:

1. 6171272 - Short leg brace

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as of
12/20/2025
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