Growing community of inventors

Anjyo, Japan

Eiji Sugiyama

Average Co-Inventor Count = 11.00

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 = 12

Eiji Sugiyama ↔ Yuhei Maeda (1 patent)Eiji Sugiyama ↔ Masanori Hashiba (1 patent)Eiji Sugiyama ↔ Takashi Inoh (1 patent)Eiji Sugiyama ↔ Hisashi Okuyama (1 patent)Eiji Sugiyama ↔ Takehiro Kato (1 patent)Eiji Sugiyama ↔ Tomomichi Fujiyama (1 patent)Eiji Sugiyama ↔ Hiroshi Urayama (1 patent)Eiji Sugiyama ↔ Kazuya Matsumura (1 patent)Eiji Sugiyama ↔ Osamu Mito (1 patent)Eiji Sugiyama ↔ Kousuke Tamaki (1 patent)Eiji SugiyamaEiji Sugiyama (1 patent)Yuhei MaedaYuhei Maeda (14 patents)Masanori HashibaMasanori Hashiba (9 patents)Takashi InohTakashi Inoh (8 patents)Hisashi OkuyamaHisashi Okuyama (7 patents)Takehiro KatoTakehiro Kato (7 patents)Tomomichi FujiyamaTomomichi Fujiyama (6 patents)Hiroshi UrayamaHiroshi Urayama (6 patents)Kazuya MatsumuraKazuya Matsumura (6 patents)Osamu MitoOsamu Mito (2 patents)Kousuke TamakiKousuke Tamaki (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toyota Jidosha Kabushiki Kaisha (1 from 36,499 patents)

2. Toray Industries, Inc. (1 from 3,472 patents)

3. Toyota Tsusho Corporation (1 from 48 patents)

4. Toyota Auto Body Co., Ltd. (1 from 10 patents)

5. Toyota Boshoku Co. Ltd. (1 from 1 patent)


1 patent:

1. 7416779 - Fiber board and its producing method

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as of
12/6/2025
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