Growing community of inventors

Hachioji, Japan

Sumio Kamikawa

Average Co-Inventor Count = 8.00

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 = 4

Sumio KamikawaKen Sasaki (2 patents)Sumio KamikawaYutaka Ogawa (2 patents)Sumio KamikawaKiyoshi Takai (2 patents)Sumio KamikawaHisami Sakai (2 patents)Sumio KamikawaHachiro Maeda (2 patents)Sumio KamikawaYuichi Tanaka (2 patents)Sumio KamikawaMasatoshi Miyazaki (2 patents)Sumio KamikawaSumio Kamikawa (2 patents)Ken SasakiKen Sasaki (19 patents)Yutaka OgawaYutaka Ogawa (6 patents)Kiyoshi TakaiKiyoshi Takai (3 patents)Hisami SakaiHisami Sakai (2 patents)Hachiro MaedaHachiro Maeda (2 patents)Yuichi TanakaYuichi Tanaka (2 patents)Masatoshi MiyazakiMasatoshi Miyazaki (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippon Suisan Kaisha, Ltd. (2 from 121 patents)

2. Nippon Fillestar Co., Ltd. (2 from 5 patents)


2 patents:

1. 5033164 - Fish processing machine

2. 5026319 - Fish processing machine

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idiyas.com
as of
12/18/2025
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