Growing community of inventors

Tokyo, Japan

Yuichi Koiso

Average Co-Inventor Count = 5.00

ph-index = 3

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 = 29

Yuichi Koiso ↔ Mitsuru Oonuma (3 patents)Yuichi Koiso ↔ Hiroyuki Noda (3 patents)Yuichi Koiso ↔ Ai Masuda (3 patents)Yuichi Koiso ↔ Tetsuji Kawahara (3 patents)Yuichi KoisoYuichi Koiso (3 patents)Mitsuru OonumaMitsuru Oonuma (106 patents)Hiroyuki NodaHiroyuki Noda (69 patents)Ai MasudaAi Masuda (37 patents)Tetsuji KawaharaTetsuji Kawahara (25 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi-high-technologies Corporation (3 from 2,874 patents)


3 patents:

1. D846139 - Clinical Analyzer

2. D846140 - Clinical analyzer

3. D838383 - Clinical analyzer

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idiyas.com
as of
12/13/2025
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