Growing community of inventors

Hitachi, Japan

Takashi Amano

Average Co-Inventor Count = 5.60

ph-index = 2

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 = 161

Takashi Amano ↔ Shigeyoshi Tanaka (2 patents)Takashi Amano ↔ Takeo Kudo (2 patents)Takashi Amano ↔ Yasuyuki Iguchi (2 patents)Takashi Amano ↔ Ryoji Tan (2 patents)Takashi Amano ↔ Hideki Kohno (2 patents)Takashi Amano ↔ Ken-ichi Kishi (2 patents)Takashi Amano ↔ Kuniaki Satou (1 patent)Takashi Amano ↔ Tsutomu Mamiya (1 patent)Takashi Amano ↔ Akira Hironaka (1 patent)Takashi AmanoTakashi Amano (3 patents)Shigeyoshi TanakaShigeyoshi Tanaka (9 patents)Takeo KudoTakeo Kudo (4 patents)Yasuyuki IguchiYasuyuki Iguchi (3 patents)Ryoji TanRyoji Tan (2 patents)Hideki KohnoHideki Kohno (2 patents)Ken-ichi KishiKen-ichi Kishi (2 patents)Kuniaki SatouKuniaki Satou (5 patents)Tsutomu MamiyaTsutomu Mamiya (2 patents)Akira HironakaAkira Hironaka (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi Chemical Company, Ltd. (2 from 1,641 patents)

2. Hitachi Chemical Company, Co. (1 from 3 patents)


3 patents:

1. 5539051 - Resin composition for coating and paint

2. 5066560 - Process for producing toner for electrophotography

3. 4983488 - Process for producing toner for electrophotography

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as of
1/6/2026
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