Growing community of inventors

Tokyo, Japan

Yositomo Hujiwara

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 = 3

Yositomo Hujiwara ↔ Kazuo Tanaka (1 patent)Yositomo Hujiwara ↔ Tomohiro Kiyoda (1 patent)Yositomo Hujiwara ↔ Mituo Eziri (1 patent)Yositomo Hujiwara ↔ Mamoru Sindome (1 patent)Yositomo Hujiwara ↔ Kaneo Masuda (1 patent)Yositomo HujiwaraYositomo Hujiwara (1 patent)Kazuo TanakaKazuo Tanaka (4 patents)Tomohiro KiyodaTomohiro Kiyoda (1 patent)Mituo EziriMituo Eziri (1 patent)Mamoru SindomeMamoru Sindome (1 patent)Kaneo MasudaKaneo Masuda (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Asahi Engineering Co., Ltd. (1 from 15 patents)


1 patent:

1. 5354542 - Movable tank type multi-purpose batch production system

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as of
1/5/2026
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