Growing community of inventors

Tokyo, Japan

Shigeru Kubo

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

Shigeru Kubo ↔ Yoshiharu Kitamura (1 patent)Shigeru Kubo ↔ Takeo Hayashi (1 patent)Shigeru Kubo ↔ Hideo Kawai (1 patent)Shigeru Kubo ↔ Sumiko Yamamoto (1 patent)Shigeru Kubo ↔ Masahiko Ebina (1 patent)Shigeru Kubo ↔ Yoshiyuki Akita (1 patent)Shigeru KuboShigeru Kubo (1 patent)Yoshiharu KitamuraYoshiharu Kitamura (31 patents)Takeo HayashiTakeo Hayashi (10 patents)Hideo KawaiHideo Kawai (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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