Growing community of inventors

Chofu, Japan

Yoshikazu Takei

Average Co-Inventor Count = 8.00

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 = 15

Yoshikazu Takei ↔ Kazuhiko Hanashita (1 patent)Yoshikazu Takei ↔ Koji Sakata (1 patent)Yoshikazu Takei ↔ Kozo Toyama (1 patent)Yoshikazu Takei ↔ Shigeru Kanamaru (1 patent)Yoshikazu Takei ↔ Tatsuo Suenaga (1 patent)Yoshikazu Takei ↔ Toshiyuki Nawa (1 patent)Yoshikazu Takei ↔ Yoshikazu Taniguchi (1 patent)Yoshikazu TakeiYoshikazu Takei (1 patent)Kazuhiko HanashitaKazuhiko Hanashita (4 patents)Koji SakataKoji Sakata (3 patents)Kozo ToyamaKozo Toyama (1 patent)Shigeru KanamaruShigeru Kanamaru (1 patent)Tatsuo SuenagaTatsuo Suenaga (1 patent)Toshiyuki NawaToshiyuki Nawa (1 patent)Yoshikazu TaniguchiYoshikazu Taniguchi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsui Mining Co., Ltd. (1 from 44 patents)

2. Limited and Kajima Corporation (1 from 1 patent)


1 patent:

1. 5308696 - Carbon fiber-reinforced cement material and method for preparing same

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12/15/2025
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