Growing community of inventors

Yamanashi, Japan

Yoshihiko Koyama

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 = 1

Yoshihiko KoyamaHiroshi Nishitani (3 patents)Yoshihiko KoyamaHirokazu Usami (3 patents)Yoshihiko KoyamaTsuyoshi Ariizumi (3 patents)Yoshihiko KoyamaYoshihiko Koyama (3 patents)Hiroshi NishitaniHiroshi Nishitani (4 patents)Hirokazu UsamiHirokazu Usami (3 patents)Tsuyoshi AriizumiTsuyoshi Ariizumi (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Terumo Kabushiki Kaisha (3 from 2,322 patents)


3 patents:

1. 11617764 - Peritoneal dialysis fluid

2. 11020520 - Peritoneal dialysis fluid

3. 10010563 - Peritoneal dialysis fluid

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/9/2026
Loading…