Growing community of inventors

Hitachinaka, Japan

Yoshimi Sugiyama

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 = 8

Yoshimi Sugiyama ↔ Hironori Kaji (1 patent)Yoshimi Sugiyama ↔ Yoshiaki Yamada (1 patent)Yoshimi Sugiyama ↔ Shigeru Amiya (1 patent)Yoshimi SugiyamaYoshimi Sugiyama (1 patent)Hironori KajiHironori Kaji (28 patents)Yoshiaki YamadaYoshiaki Yamada (7 patents)Shigeru AmiyaShigeru Amiya (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi, Ltd. (1 from 42,488 patents)


1 patent:

1. 6122049 - Liquid chromatographic apparatus

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/13/2025
Loading…