Growing community of inventors

Izumisano, Japan

Hiyoshi Doi

Average Co-Inventor Count = 3.00

ph-index = 2

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 = 43

Hiyoshi DoiShuji Morimoto (1 patent)Hiyoshi DoiSeiji Ohtani (1 patent)Hiyoshi DoiMineo Ishizaka (1 patent)Hiyoshi DoiToshihiro Kawaguchi (1 patent)Hiyoshi DoiHiyoshi Doi (2 patents)Shuji MorimotoShuji Morimoto (19 patents)Seiji OhtaniSeiji Ohtani (8 patents)Mineo IshizakaMineo Ishizaka (1 patent)Toshihiro KawaguchiToshihiro Kawaguchi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Takeda Chemical Industries, Inc. (2 from 1,858 patents)


2 patents:

1. 4895274 - Auger feeder

2. 4509568 - Granular material processing apparatus with seal for stirrer shaft or

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idiyas.com
as of
12/17/2025
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