Growing community of inventors

Tokyo, Japan

Youichi Koyama

Average Co-Inventor Count = 6.00

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 = 0

Youichi Koyama ↔ Osamu Hayashida (1 patent)Youichi Koyama ↔ Shunji Hattori (1 patent)Youichi Koyama ↔ Yuki Taga (1 patent)Youichi Koyama ↔ Masashi Kusubata (1 patent)Youichi Koyama ↔ Yuji Atsuzawa (1 patent)Youichi KoyamaYouichi Koyama (1 patent)Osamu HayashidaOsamu Hayashida (16 patents)Shunji HattoriShunji Hattori (8 patents)Yuki TagaYuki Taga (5 patents)Masashi KusubataMasashi Kusubata (3 patents)Yuji AtsuzawaYuji Atsuzawa (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippi Corporation (1 from 20 patents)


1 patent:

1. 9340579 - DPP-4 inhibitor

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