Growing community of inventors

Ibaraki, Japan

Seiichi Koyama

Average Co-Inventor Count = 9.00

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 = 20

Seiichi Koyama ↔ Makoto Saito (1 patent)Seiichi Koyama ↔ Shigeyuki Akihama (1 patent)Seiichi Koyama ↔ Hideki Ikeda (1 patent)Seiichi Koyama ↔ Tatsuo Suenaga (1 patent)Seiichi Koyama ↔ Masashi Kamakura (1 patent)Seiichi Koyama ↔ Masanori Aya (1 patent)Seiichi Koyama ↔ Naoto Mikami (1 patent)Seiichi Koyama ↔ Hideaki Miyuki (1 patent)Seiichi KoyamaSeiichi Koyama (1 patent)Makoto SaitoMakoto Saito (101 patents)Shigeyuki AkihamaShigeyuki Akihama (10 patents)Hideki IkedaHideki Ikeda (10 patents)Tatsuo SuenagaTatsuo Suenaga (7 patents)Masashi KamakuraMasashi Kamakura (1 patent)Masanori AyaMasanori Aya (1 patent)Naoto MikamiNaoto Mikami (1 patent)Hideaki MiyukiHideaki Miyuki (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kajima Corporation (1 from 150 patents)


1 patent:

1. 4627998 - Carbon fiber reinforced concrete

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