Growing community of inventors

Fuji, Japan

Norikazu Yamaguchi

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 = 13

Norikazu YamaguchiHiroyuki Shirai (1 patent)Norikazu YamaguchiToshio Inagi (1 patent)Norikazu YamaguchiTakeshi Nishino (1 patent)Norikazu YamaguchiNorikazu Yamaguchi (1 patent)Hiroyuki ShiraiHiroyuki Shirai (19 patents)Toshio InagiToshio Inagi (16 patents)Takeshi NishinoTakeshi Nishino (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kowa Company Limited (1 from 591 patents)


1 patent:

1. 6582720 - Medicinal compositions adhering to stomach/duodenum

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1/10/2026
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