Growing community of inventors

Kitami, Japan

Hiroshi Ishikawa

Average Co-Inventor Count = 5.00

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

Hiroshi Ishikawa ↔ Masaru Yamada (1 patent)Hiroshi Ishikawa ↔ Chikashi Izumi (1 patent)Hiroshi Ishikawa ↔ Shigeyoshi Narita (1 patent)Hiroshi Ishikawa ↔ Tsutomu Furuya (1 patent)Hiroshi IshikawaHiroshi Ishikawa (1 patent)Masaru YamadaMasaru Yamada (4 patents)Chikashi IzumiChikashi Izumi (4 patents)Shigeyoshi NaritaShigeyoshi Narita (3 patents)Tsutomu FuruyaTsutomu Furuya (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hokkaido Sugar Co., Ltd. (1 from 14 patents)


1 patent:

1. 3972777 - Method for recovery of refined .alpha.-galactosidase

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/20/2025
Loading…