Growing community of inventors

Oita, Japan

Hirofumi Iga

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 = 84

Hirofumi Iga ↔ Yukihiro Kawano (1 patent)Hirofumi Iga ↔ Seiichi Ono (1 patent)Hirofumi Iga ↔ Toshihiko Ono (1 patent)Hirofumi Iga ↔ Yoshiyuki Isobe (1 patent)Hirofumi Iga ↔ Tomishiro Juji (1 patent)Hirofumi IgaHirofumi Iga (1 patent)Yukihiro KawanoYukihiro Kawano (10 patents)Seiichi OnoSeiichi Ono (6 patents)Toshihiko OnoToshihiko Ono (2 patents)Yoshiyuki IsobeYoshiyuki Isobe (1 patent)Tomishiro JujiTomishiro Juji (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kawasumi Laboratories. Inc. (1 from 46 patents)


1 patent:

1. 4790567 - Connector for plasmapheresis bag

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1/12/2026
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