Growing community of inventors

Nagoya, Japan

Koji Ishikawa

Average Co-Inventor Count = 4.00

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 = 2

Koji Ishikawa ↔ Hiroshi Suzuki (2 patents)Koji Ishikawa ↔ Hiroaki Takeuchi (1 patent)Koji Ishikawa ↔ Hiroshi Imamura (1 patent)Koji Ishikawa ↔ Katsuyoshi Harada (1 patent)Koji Ishikawa ↔ Yoshinori Kimata (1 patent)Koji Ishikawa ↔ Akira Moriya (1 patent)Koji Ishikawa ↔ Akira Moriya (0 patent)Koji IshikawaKoji Ishikawa (2 patents)Hiroshi SuzukiHiroshi Suzuki (38 patents)Hiroaki TakeuchiHiroaki Takeuchi (23 patents)Hiroshi ImamuraHiroshi Imamura (11 patents)Katsuyoshi HaradaKatsuyoshi Harada (10 patents)Yoshinori KimataYoshinori Kimata (2 patents)Akira MoriyaAkira Moriya (1 patent)Akira MoriyaAkira Moriya (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toagosei Company, Ltd. (2 from 273 patents)

2. Kanken Techno Co., Ltd. (1 from 11 patents)


2 patents:

1. 7976807 - Method for detoxifying HCD gas and apparatus therefor

2. 7740822 - Method for purification of disilicon hexachloride and high purity disilicon hexachloride

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as of
12/12/2025
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